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		<h1>CÂU HỎI LUYỆN TẬP HÓA 8 HK1</h1>
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			<li>Thứ năm - 05/08/2021 15:04</li>
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			<div style="text-align: center;"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chương 1. CHẤT - NGUYÊN TỬ - PHÂN TỬ</span></span></span></b></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 2. CHẤT</span></span></span></u></b></span></span></span></div>
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1:</b><span style="color:rgb(34, 34, 34);">Hãy chỉ ra đâu là vật thể, đâu là chất (những từ in nghiêng) trong những câu sau:</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) <i>Cái ấm</i> làm bằng <i>nhôm</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) <i>Cơ thể người</i> chứa 63-68% về khối lượng là <i>nước.</i></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) <i>Chiếc bàn gỗ</i> có trên 50% khối lượng là <i>xenlulozơ</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">d) <i>Vỏ ruột xe</i> làm bằng <i>cao su</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">e) <i>Không khí</i> gồm khí <i>oxi, nitơ, cacbon</i> và các khí khác.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">f) <i>Lưỡi dao</i> bằng <i>sắt</i> có <i>cán dao</i> bằng <i>nhựa</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">g) <i>Ống nước</i> được làm từ <i>nhựa P.V.C</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">h) <i>Thuốcở đầu que diêm</i> được trộn một ít <i>bột lưu huỳnh</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">i) <i>Thân cây</i> bạch đàn có thành phần chính là <i>xenlulozơ</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">j) <i>Cốc</i> bằng <i>thủy tinh</i> dễ vỡ hơn so với cốc bằng <i>chất dẻo</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">k) <i>Bóng đèn</i> được chế tạo từ <i>thủy tinh, đồng</i> và <i>vonfam</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">l) <i>Hơi nước</i> ngưng tụ thành các <i>đám mây đen</i> dày đặc.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">m) <i>Than chì</i> là chất dùng làm <i>lõi bút chì</i>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 4. NGUYÊN TỬ</span></span></span></u></b></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 1:</span></b><span style="color:rgb(34, 34, 34);"> Hãy chép các câu sau đây với đầy đủ các cụm từ phù hợp.</span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><img align="left" alt="" hspace="12" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image002.jpg" style="width:340px; height:80px" /><span style="color:rgb(34, 34, 34);">“……….là hạt vô cùng nhỏ, trung hòa về điện: từ …………tạo ra mọi chất. Nguyên tử gồm ……mang điện tích dương và vỏ tạo bởi……………”</span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 2:</span></b><span style="color:rgb(34, 34, 34);"> Cho sơ đồ một số nguyên tử sau:</span></span></span></span></span><br />
<br />
<br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Flo&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Magie&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Lưu huỳnh</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hãy chỉ ra: </span></span></span></span></span></span>

<table class="MsoTableGrid" style="border-collapse:collapse; border:none">
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			<td style="border-bottom:1px solid black; width:121px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Nguyên tử</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Số p</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:126px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Số e</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Số lớp e</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:157px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Số e lớp ngoài cùng</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:121px; padding:0in 7px 0in 7px; height:19px; border-top:none; border-right:1px solid black; border-left:1px solid black"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Flo</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; height:19px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:126px; padding:0in 7px 0in 7px; height:19px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; height:19px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:157px; padding:0in 7px 0in 7px; height:19px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:121px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Magie</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:126px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:157px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:121px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Lưu huỳnh</span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:126px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:144px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:157px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none">&nbsp;</td>
		</tr>
	</tbody>
</table>
<br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 3:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Tìm số p, số e, số n trong các trường hợp sau:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Nguyên tử flo có số hạt mang điện dương là 9. Số hạt không mang điện nhiều hơn số hạt mang điện dương 1 hạt.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Tổng số hạt trong nguyên tử natri là 34. Số hạt mang điện nhiều hơn số hạt không mang điện là 10 hạt.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Tổng số hạt trong nguyên tử sắt là 82. Số hạt mang điện nhiều hơn số hạt không mang điện là 22 hạt.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">d) Tổng số hạt trong một nguyên tử X&nbsp; là 40. Số hạt không mang điện nhiều hơn số hạt mang điện duơng là 1 hạt.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">e) Tổng số hạt trong một nguyên tử Y&nbsp; là 16. Số hạt không mang điện nhiều hơn số hạt mang điện duơng là 1 hạt.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 5. NGUYÊN TỐ HÓA HỌC</span></span></span></u></b></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 1:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Hãy gọi tên của các nguyên tố (nhóm nguyên tử) dưới đây:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) K, Na, Ca, Mg, Al&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; b) Cu, Hg, Ag, Fe, Si</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) C, O, S, P, N Cl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) Cr, Ba, Pb, Zn, H</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">e) Hg, Be, Li, Mn, Ar&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; f)<i> OH, NO<sub>3</sub>, SO<sub>4</sub>, CO<sub>3</sub>, PO<sub>4&nbsp;&nbsp;&nbsp; </sub></i></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 2:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Viết kí hiệu hóa học của các nguyên tố, nhóm nguyên tố sau:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Canxi, magie, oxi, hidro, photpho, đồng, kẽm</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Chì, nhôm, thủy ngân, bạc, cacbon</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Cacbonat, hidroxit, photphat, sunfat, nitrat</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 3:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Các cách viết sau có ý nghĩa gì?</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 3Zn, 2Fe, 4OH, 5K, 6Ca, 3N</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) 2S, 9Pb, 8Cl, 7Mg, 10NO<sub>3</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) 8SO<sub>4</sub>, 9Na, 3Cu, 6PO<sub>4</sub>, 19C</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 4:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Dùng chữ số và kí hiệu hóa học để diễn đạt các ý sau:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Hai nguyên tử natri: …………………………</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Ba nguyên tử kẽm: ……………………….</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Bảy nguyên tử nhôm: ……………………….</span></span></span></span></span></span></span>

<div style="page-break-after:always"><span style="display: none;">&nbsp;</span></div>
<br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 5: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hãy so sánh và cho biết:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Nguyên tử oxi nặng hay nhẹ hơn, bằng bao nhiêu lần so với nguyên tử sắt.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Nguyên tử đồng nặng hay nhẹ hơn, bằng bao nhiêu lần so với nguyên tử canxi.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 7: </span></span></span></b></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Biết rằng ba nguyên tử X nặng bằng 4 lần nguyên tử magie. Cho biết tên nguyên tử X?</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Nguyên tử A nhẹ hơn nguyên tử lưu huỳnh ½ lần. Viết KHHH của nguyên tố A.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 6. ĐƠN CHẤT VÀ HỢP CHẤT - PHÂN TỬ</span></span></span></u></b></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 1:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Trong các chất cho dưới đây, hãy chỉ ra và giải thích chất nào là đơn chất, chất nào là hợp chất:</span></span></span></span></span></span></span></span>

<table class="Table" style="width:7.0in; margin-left:7px; border-collapse:collapse; border:none" width="672">
	<tbody>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chất</span></span></span></b></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Phân tử gồm</span></span></span></b></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Công thức</span></span></span></b></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">PTK (đvC)</span></span></span></b></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Đơn chất</span></span></span></b></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hợp chất</span></span></span></b></span></span></span></span></td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Nước</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">2H, 1O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Muối ăn</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1Na, 1Cl</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Đường mía</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">12C, 22H, 11O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Nước oxi già</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">2H, 2O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Vôi sống</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1Ca, 1O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí ozon</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">3O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Đá vôi</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1Ca, 1C, 3O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Thạch cao</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1Ca,1S, 4O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí amoniac</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1N, 3H</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí cacbonic</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1C, 2O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí clo</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">2Cl</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Photpho</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1P</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Sắt</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1Fe</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:216px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:102px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí oxi</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:114px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">2O</span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:84px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
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			<td style="border-bottom:1px solid black; width:78px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
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</table>
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 2:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Dùng chữ số và kí hiệu diễn đạt các ý sau:</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Hai nguyên tử oxi: …………….&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; b) Bốn phân tử muối ăn: ……………….</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Một phân tử khí oxi: …………..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) năm phân tử khí cacbon đioxit: …………</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">e) Hai phân tử khí clo: …………..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; f) Sáu nguyên tử bạc: …………</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">g) Hai phân tử khí ozon: …………..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; h) Ba phân tử vôi sống: …………..</span></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 3:</span></b><span style="background:white"><span style="color:rgb(34, 34, 34);">Hãy so sánh phân tử khí oxi nặng hơn hay nhẹ hơn, bằng bao nhiêu lần so với </span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.5in 4.25in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="background:white"><span style="color:rgb(34, 34, 34);">a) Phân tử nước&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; b) Muối ăn &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) Phân tử khí metan</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 4:</b><span style="color:rgb(34, 34, 34);">Một hợp chất A gồm 2 nguyên tử nguyên tố X liên kết với nguyên tử O và nặng hơn phân tử hidro 31 lần.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Tính phân tử khối của hợp chất</span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Tính nguyên tử khối của X, cho biết tên và kí hiệu của nguyên tố. </span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Viết công thức hóa học của hợp chất A.</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 5:</b><span style="color:rgb(34, 34, 34);">Một hợp chất B gồm 2 nguyên tử nguyên tố Y liên kết với 3 nguyên tử O. Phân tử khối của B nặngbằng 3,1875 lần phân tử oxi</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Tính phân tử khối của hợp chất</span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Tính nguyên tử khối của X, cho biết tên và kí hiệu của nguyên tố</span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Viết công thức hóa học của hơp chất B.</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="color:rgb(34, 34, 34);">Bài 9. CÔNG THỨC HÓA HỌC</span></span></span></u></b></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1:</b><span style="color:rgb(34, 34, 34);">Hãy chép các câu sau đây với đầy đủ các cụm từ thích hợp</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Đơn chất tạo nên tử một ………….… nên công thức hóa học chỉ gồm một ……………</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Còn …………… tạo nên từ hai, ba …………… nên công thức hóa học gồm hai, ba ……………Chỉ số ghi ở chân kí hiệu hóa học, bằng số …………… có trong một …………….</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 2:</b><span style="color:rgb(34, 34, 34);">Cho công thức hóa học của các chất sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:256.5pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Khí clo Cl<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) Khí metan CH<sub>4</sub></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:256.5pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Kẽm clorua ZnCl<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>d) Axit sulfuric H<sub>2</sub>SO<sub>4</sub></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="background:white"><span style="color:rgb(34, 34, 34);">Hãy nêu những gì biết được về mỗi chất.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="background:white"><span style="color:rgb(34, 34, 34);">Câu 3:</span></span></b><span style="color:rgb(34, 34, 34);">Viết công thức hóa học và tính phân tử khối của các hợp chất:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Caxi oxit (vôi sống), biết trong phân tử có 1Ca và 1O</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Ammoniac, biết trong phân tử có 1N và 3H</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Đồng sunfat, biết trong phân tử có 1Cu, 1S và 4O</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 4:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Các cách viết sau đây có ý nghĩa gì:</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 5Cu: ………………………........…......……..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; b) 2H: ……………………….........………..</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) 3CaCO<sub>3</sub>: ……………………….......………..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) 2H<sub>2</sub>O: ……………………....…………..</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 5: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Dùng chữ số và KHHH đễ diễn đạt các ý sau:</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Hai nguyên tử oxi: …………..........................&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; b) Ba phân tử oxi: …………..............……..</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Năm phân tử đồng sunfat: ………………......&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) Sáu phân tử hidro: ………….........……..</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">e) Bốn phân tử natri clorua: ……………......…..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; f) Hai nguyên tử sắt: ………………............</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 6:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Phân tử hợp chất natri sunfat có 2Na, 1S số nguyên tử oxi chưa biết. Hãy lập CTHH của natri sunfat khi biết phân tử khối của hợp chất này là 142 đvC.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 7: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Phân tử hợp chất bạc nitrat có 1Ag, 1N số nguyên tử oxi chưa biết. Hãy lập CTHH của bạc nitrat khi biết phân tử khối của hợp chất này là 170 đvC.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 8: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Một hợp chất có phân tử gồm 2 nguyên tử nguyên tố X liên kết với 3 nguyên tử O và có phân tử khối nặng hơn phân tử khí 51 lần.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Tính PTK của hợp chất.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.75in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Tính nguyên tử khối, cho biết tên và KHHH của X.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="color:rgb(34, 34, 34);">Bài 10. HÓA TRỊ</span></span></span></u></b></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1:</b><span style="color:rgb(34, 34, 34);">Hãy xác định giá trị của mỗi nguyên tố trong các hợp chất sau đây:</span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:283.5pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) KH, H<sub>2</sub>S<sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) FeO, Ag<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 2:</b><span style="color:rgb(34, 34, 34);">Tính hóa trị của mỗi nguyên tố: </span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Tính hóa trị của mỗi nguyên tố trong các hợp chất sau: ZnCl<sub>2</sub>, AlCl<sub>3</sub></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Tính hóa trị của Fe trong các hợp chất sau: FeSO<sub>4</sub>, FeO, Fe<sub>2</sub>O<sub>3</sub>, Fe<sub>3</sub>O<sub>4</sub></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 3:</b><span style="color:rgb(34, 34, 34);">Lập công thức hóa học của: </span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) P (III) và H&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; C (IV) và S (II) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Fe (III) và O</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Na (I) và (OH) (I)&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Cu (II) và (SO<sub>4</sub>) (II)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Ca (II) và (NO<sub>3</sub>) </span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">.....................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 4:</b><span style="color:rgb(34, 34, 34);">Một số công thức hoá học viết như sau:</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:4.0in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">a) MgCl, KO, CaCl<sub>2</sub>, NaCO<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">AlCl<sub>4</sub>, Al<sub>2</sub>O<sub>3</sub>, Al(OH)<sub>2</sub>, Al<sub>3</sub>(SO<sub>4</sub>)<sub>2</sub></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:4.0in"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) ZnOH, Ag<sub>2</sub>O, NH<sub>4</sub>, N­<sub>2</sub>O<sub>5</sub>, MgO&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) CaNO<sub>3</sub>, CuCl, Al<sub>2</sub>(CO<sub>3</sub>)<sub>3</sub>, BaO</span></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy chỉ ra những công thức hóa học viết sai và sửa lại cho đúng.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 5:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Xác định nhanh hóa trị của mỗi nguyên tố hoặc nhóm nguyên tử trong các hợp chất sau đây: NO; &nbsp;NO<sub>2</sub>;&nbsp; N<sub>2</sub>O<sub>3</sub>; N<sub>2</sub>O<sub>5</sub>; NH<sub>3</sub>; HCl; H<sub>2</sub>SO<sub>4</sub>; H<sub>3</sub>PO<sub>4</sub>; Ba(OH)<sub>2</sub>; Na<sub>2</sub>SO<sub>4</sub>; NaNO<sub>3</sub>; K<sub>2</sub>CO<sub>3</sub>; K<sub>3</sub>PO<sub>4</sub>; Ca(HCO<sub>3</sub>)<sub>2</sub>.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 6:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Lập nhanh CTHH của những hợp chất sau tao bởi:</span></span></span><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">P ( III ) và O; N ( III )và H; Fe (II) và O; Cu (II) và OH; Ca và NO<sub>3</sub>; Ag và SO<sub>4</sub>, Ba và PO<sub>4</sub>; Fe (III) và SO<sub>4</sub>, Al và SO<sub>4</sub>; NH<sub>4</sub> (I) và NO<sub>3</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:14.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chương 2. PHẢN ỨNG HÓA HỌC</span></span></span></b></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 12: SỰ BIẾN ĐỔI CHẤT</span></span></span></u></b></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:193.5pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1:</b><span style="color:rgb(34, 34, 34);">Trong số những quá trình kể dưới đây, cho biết đâu là hiện tượng vật lý, đâu là hiện tượng hóa học. Giải thích?</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Lưu huỳnh cháy trong không khí tạo ra mùi hắc (khí lưu huỳnh dioxit)</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Thủy tinh nóng chảy được đổi thành bình cầu</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Trong là nung vôi, canxi cacbonat chuyển dần thành vôi sống (canxi oxit) và khí cacbon dioxit thoát ra ngoài</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">d) Cồn để trong lọ không kín bị bay hơi</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">e) Nghiền đường thành bột mịn</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">f) Về mùa hè, thức ăn dễ bị ôi thiu</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">g) Vành xe đạp bằng sắt bị phủ một lớp gỉ màu nâu đỏ</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">h) Dây sắt được cắt thành từng đoạn và tán thành đinh</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">i) Cháy rừng U Minh gây ô nhiễm môi trường</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 2:</b><span style="color:rgb(34, 34, 34);">Khi đốt nén (làm bằng parafin), nến chảy lỏng thấm vào bấc.Sau đó, nến lỏng biến thành hơi. Hơi nến cháy trong không khí tạo ra khí cacbon dioxit và hơi nước.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy phân tích và chỉ ra ở giai đoạn nào diễn ra hiện tượng vật lí, giai đoạn nào diễn ra hiện tượng hóa học. cho biết: trong không khí có khí oxi và nến cháy là do chất này tham gia.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 3:</span></b><span style="color:rgb(34, 34, 34);"> Cho các công đoạn sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Công đọan 1: Đá vôi (thành phần chính là canxi cacbonat) được đập thành từng cục tương đối đều nhau.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Công đọan 2: Đá vôi được xếp vào lò nung nóng, thu được vôi sống và khí cacbonic thoát ra.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Công đọan 3: Khuấy vôi sống vào nước ta thu được nước vôi đặc.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Công đọan 4: Cho nước vào nước vôi đặc để thu được nước vôi loãng.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy phân tích và chỉ ra ở giai đoạn nào diễn ra hiện tượng vật lí, giai đoạn nào diễn ra hiện tượng hóa học.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%">Bài 13: PHẢN ỨNG HÓA HỌC</span></span></u></b></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 1:</span></span></span></b><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Hình dưới đây là sơ đồ tượng trưng cho phản ứng: giữa khí N<sub>2</sub>&nbsp;và khí H<sub>2</sub>&nbsp;tạo ra amoniac NH<sub>3.</sub></span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><img align="left" alt="" hspace="12" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image004.jpg" style="width:414px; height:74px" /></span></span></span></span><br />
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<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy cho biết:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Tên các chất tham gia và sản phẩm của phản ứng?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Liên kết giữa các nguyên tử thay đổi như thế nào? Phân tử nào biến đổi, phân tử nào được tạo ra?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Số nguyên tử mỗi nguyên tố trước và sau phản ứng bằng bao nhiêu, có giữ nguyên không?</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 2:</b><span style="color:rgb(34, 34, 34);">Bỏ quả trứng&nbsp; vào dung dịch axit clo hidric thấy sủi bọt ở vỏ trứng.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Biết rằng axit clohidric đã tác dụng với canxi cacbonat (chất này trong vỏ trứng) tạo ra canxi clorua (chất này tan), nước và khí cacbon dioxit thoát ra. </span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy chỉ ra dấu hiệu để nhận biết có phản ứng xảy ra. Ghi lại phương trình chữ của phản ứng?</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 3: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khi than cháy trong không khí xảy ra phản ứng hóa học giữa than và khí oxi.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Giải thích vì sao cần đập vừa nhỏ than trước khi đưa vào bếp lò, sau đó dùng que lửa châm rồi quạt mạnh đến khi than bén cháy thì thôi.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Ghi lại PT chữ của phản ứng, biết rằng sản phẩm là khí cacbon đidoxit.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 4: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Ghi lại phương trình chữ cho các phản ứng hóa học sau:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Ở nhiệt độ cao, nước bị phân hủy thành hidro và oxi.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Khi đun quá lửa, mỡ cháy khét và bị phân hủy thành cacbon và hơi nước.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">d) Cho vôi sống vào nước thu được nước vôi trong.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">f) Tầng ozon ở phía cực Nam bị thủng là do phản ứng quang hóa. Phản ứng này xảy ra khi ozon bị phân hủy thành oxi.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">g) Cho lá nhôm vào dung dịch đồng sunfat thu được đồng màu đỏ và muối nhôm sunfat.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">i) Khí cacbonic h) Cho kẽm tác dụng với dung dịch axit clohidric thu được kẽm clorua và khí hidro.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">e) Than cháy trong oxi sinh ra khí cacbonic, khí này gây hiệu ứng nhà kính làm trái đất nóng dần lên.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Khí nitơ tác dụng với khí hidro tạo thành khí amoniac.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">tác dụng với nước có mặt chất diệp lục và ánh sáng, tạo ra tinh bột và khí oxi. Đây là phản ứng quang hợp của cây xanh.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 15. ĐỊNH LUẬT BẢO TOÀN KHỐI LƯỢNG</span></span></span></u></b></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1</b>: <span style="color:rgb(34, 34, 34);">Đốt cháy hết 9g kim loại magie Mg trong không khí thu được 15g hợp chất magie oxit MgO. Biết rằng magie cháy là xảy ra phản ứng với khí O<sub>2</sub>&nbsp;trong không khí.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) </span>Viết phương trình chữ cho phản ứng</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Viết công thức về khối lượng của phản ứng xảy ra</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Tính khối lượng của khí oxi phản ứng</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 2:</span></span></span></b><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Đốt cháy hết 9 gam kim loại magie (Mg) trong không khí, thu được 15 gam hợp chất magie oxit (MgO). Biết rằng, magie cháy là xảy ra phản ứng với khí oxi (O<sub>2</sub>) trong không khí.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a. Viết phương trình chữ cho phản ứng</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b. Viết công thức về khối lượng của phản ứng xảy ra</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c. Tính khối lượng của khí oxi đã phản ứng</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 3:</span></span></span></b><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Cho 14,2 gam natri sunfat (Na<sub>2</sub>SO<sub>4</sub>) phản ứng với bari clorua (BaCl<sub>2</sub>), sau phản ứng thu được 23,3 gam bari sunfat (BaSO<sub>4</sub>) và 11,7 gam natri clorua (NaCl). </span></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) </span>Viết phương trình chữ cho phản ứng</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Viết công thức về khối lượng của phản ứng xảy ra</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span style="color:rgb(34, 34, 34);">c) </span><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính khối lượng của bari clorua (BaCl<sub>2</sub>) đã phản ứng</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 4:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Có thể thu được kim loại sắt bằng cách cho khí cacbon monoxit CO tác dụng với chất sắt (III) oxit. Khối lượng của kim loại sắt thu được là bao nhiêu khi cho 16,8 kg CO tác dụng hết với 32 kg sắt (III) oxit thì có 26,4 kg CO<sub>2 </sub>sinh ra.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 5:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Nung 1200 gam đá vôi ở 1000<sup>o</sup>C, thu được vôi sống và 528 gam khí cacbonic.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a. Viết phương trình chữ cho phản ứng</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b. Viết công thức về khối lượng của phản ứng xảy ra</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c. Tính khối lượng của vôi sống thu được</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 6:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khi phân hủy hoàn toàn 24,5 gam muối kaliclorat KClO<sub>3</sub> thu được 9,6 gam khí oxi và muối kali clorua KCl. </span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:30.0pt 1.75in 228.0pt 330.0pt 426.0pt"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Viết phương trình chữ cho phản ứng</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Tính khối lượng muối kali clorua tạo thành.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 16. PHƯƠNG TRÌNH HÓA HỌC</span></span></span></u></b></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1:</b><span style="color:rgb(34, 34, 34);">Cho sơ đồ của các phản ứng sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:3.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Na&nbsp; + O<sub>2</sub>&nbsp;</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">&nbsp;Na<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; b) P<sub>2</sub>O<sub>5</sub>&nbsp;+ H<sub>2</sub>O&nbsp;&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">&nbsp;H<sub>3</sub>PO<sub>4</sub></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:3.5in"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) HgO&nbsp;</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">Hg&nbsp; + O<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d</sub>) Fe(OH)<sub>3</sub>&nbsp;</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">Fe<sub>2</sub>O<sub>3</sub>&nbsp;+ H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Lập PTHH và cho biết tỉ lệ số nguyên tử, số phân tử của các chất phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 2:</b><span style="color:rgb(34, 34, 34);">Cho sơ đồ phản ứng sau: Na<sub>2</sub>CO<sub>3</sub>&nbsp;+ CaCl<sub>2</sub>&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">&nbsp;CaCO<sub>3</sub>&nbsp;&nbsp;+ NaCl</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Hãy viết thành PTHH</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Cho biết tỉ lệ số phân tử của 4 cặp chất trong phản ứng&nbsp; </span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 3:</b><span style="color:rgb(34, 34, 34);">Biết rằng kim loại magie Mg tác dụng với axit sunfuric H<sub>2</sub>SO<sub>4</sub>&nbsp;tạo ra khí hidro H<sub>2</sub>&nbsp;và chất magie sunfat MgSO<sub>4</sub></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Lập PTHH của phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Cho biết tỉ lệ số nguyên tử magie lần lượt với số phân tử của ba chất khác trong phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 4:</b><span style="color:rgb(34, 34, 34);">Biết rằng photpho đỏ P tác dụng với khí oxi tạo ra hợp chất P<sub>2</sub>O<sub>5</sub></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Lập PTHH của phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Cho biết tỉ lệ số nguyên tử P lần lượt với số phân tử của hai chất khác trong phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 5:</b><span style="color:rgb(34, 34, 34);">Hãy chọn hệ số và công thức hóa học thích hợp dặt vào những chỗ có dấu hỏi trong các PTHH sau&nbsp;?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) ? Cu&nbsp; +&nbsp;?&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">&nbsp;2CuO</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Zn +&nbsp;?HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">&nbsp; ZnCl<sub>2</sub>&nbsp;+ H<sub>2</sub></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) CaO&nbsp; + ?HNO<sub>3</sub>&nbsp;</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">&nbsp;Ca(NO<sub>3</sub>)<sub>2</sub>&nbsp;+ ?</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 6:</span></span></span></b><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Hình dưới đây là sơ đồ tượng trưng cho phản ứng: giữa khí N<sub>2</sub>&nbsp;và khí H<sub>2</sub>&nbsp;tạo ra amoniac NH<sub>3.</sub></span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><img align="left" alt="" hspace="12" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image007.jpg" style="width:414px; height:74px" /></span></span></span></span><br />
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<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy cho biết:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Tên các chất tham gia và sản phẩm của phản ứng?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Liên kết giữa các nguyên tử thay đổi như thế nào? Phân tử nào biến đổi, phân tử nào được tạo ra?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">c) Số nguyên tử mỗi nguyên tố trước và sau phản ứng bằng bao nhiêu, có giữ nguyên không?</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 7: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hình dưới đây là sơ đồ tượng trưng cho phản ứng giữa khí hidro và khí clo tạo thành khí hidro clorua </span></span></span></span></span></span><br />
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<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image010.gif" style="width:43px; height:22px" /></span></span></span><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+</span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hãy cho biết&nbsp;:</span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Tên và công thức hóa học của các chất tham gia và sản phẩm của phản ứng</span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Số nguyên tử của mỗi nguyên tố trước và sau phản ứng? Có giữ nguyên không?</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Viết sơ đồ chữ của phản ứng, biết phản ứng xảy ra khi đun nóng.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 8: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hình dưới đây là sơ đồ tượng trưng cho phản ứng giữa khí hidro và khí oxi tạo ra nước</span></span></span></span></span></span><br />
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 <span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image010.gif" style="width:43px; height:22px" /></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Hãy cho biết&nbsp;:</span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Tên và công thức hóa học của các chất tham gia và sản phẩm của phản ứng</span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) Số nguyên tử của mỗi nguyên tố trước và sau phản ứng bằng bao nhiêu? Có giữ nguyên không?</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) Viết sơ đồ chữ của phản ứng, biết phản ứng xảy ra khi đun nóng.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 9:</b><span style="color:rgb(34, 34, 34);">Canxi cacbonat (CaCO<sub>3</sub>) là thành phần chính của đá vôi. Khi nung đá vôi xẩy ra phản ứng hóa học sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Canxi cacbonat&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">Canxi oxit + Canbon đioxit</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Biết rằng khi nung 280kg đá vôi tạo ra 140kg canxi CaO (vôi sống) và 110kg khí cacbon đioxit CO<sub>2</sub>.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Viết công thức về khối lượng phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Tính tỉ lệ phần trăm về khối lượng canxi cacbonat chứa trong đá vôi.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 10:</b><span style="color:rgb(34, 34, 34);">Biết rằng khí etilen C<sub>2</sub>H<sub>4</sub>&nbsp;cháy là xẩy ra phản ứng với khí oxi O<sub>2</sub>, sinh ra khí cacbon đioxit CO<sub>2</sub>&nbsp;và nước.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Lập PTHH của phản ứng.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Cho biết tỉ lệ giữa số phân tử etilen lần lượt với số phân tử oxi và số phần tử cacbon đioxit.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 11:</b>C<span style="color:rgb(34, 34, 34);">ho sơ đồ phản ứng sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Al + CuSO<sub>4</sub>&nbsp;</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="color:rgb(34, 34, 34);">Al<sub>x</sub>(SO<sub>4</sub>)<sub>y&nbsp;&nbsp;</sub>+ Cu</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) Xác định các chỉ số x,y.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) Lập PTHH cho biết tỉ lệ số nguyên tử của cặp đơn chất kim loại, số phân tử của cặp hợp chất.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><span lang="PT-BR" style="font-size:14.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">CÂN BẰNG CÁC PTHH SAU:</span></span></span></b></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1/&nbsp;&nbsp; Na&nbsp; +&nbsp;&nbsp; O<sub>2</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Na<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 2/&nbsp;&nbsp; Na&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;NaOH&nbsp; +&nbsp;&nbsp; H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">3/&nbsp;&nbsp; P<sub>2</sub>O<sub>5</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;H<sub>3</sub>PO<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>4/&nbsp;&nbsp; Al<sub>2</sub>O<sub>3</sub>&nbsp; +&nbsp;&nbsp; HCl </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;AlCl<sub>3</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">5/&nbsp;&nbsp; Al&nbsp; +&nbsp;&nbsp; H<sub>2</sub>SO<sub>4</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Al<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>&nbsp; +&nbsp; H<sub>2</sub></span></span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">6/&nbsp;&nbsp; Zn&nbsp; +&nbsp;&nbsp; HCl </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;ZnCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">7/&nbsp;&nbsp; Na<sub>2</sub>CO<sub>3</sub>&nbsp; +&nbsp;&nbsp; HCl </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;NaCl&nbsp; +&nbsp;&nbsp; CO<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 8/&nbsp;&nbsp; Na<sub>2</sub>SO<sub>3</sub>&nbsp; +&nbsp; H<sub>2</sub>SO<sub>4 </sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;Na<sub>2</sub>SO<sub>4</sub>&nbsp; +&nbsp; SO<sub>2</sub> +&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">9/&nbsp;&nbsp; CuSO<sub>4</sub>&nbsp; +&nbsp;&nbsp; NaOH </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Cu(OH)<sub>2</sub>&nbsp; +&nbsp;&nbsp; Na<sub>2</sub>SO<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>10/&nbsp;&nbsp; FeCl<sub>3</sub>&nbsp; +&nbsp;&nbsp; KOH </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Fe(OH)<sub>3</sub>&nbsp; +&nbsp;&nbsp; KCl</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">11/&nbsp;&nbsp; BaCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>SO<sub>4</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; BaSO<sub>4</sub>&nbsp; +&nbsp;&nbsp; HCl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 12/&nbsp;&nbsp; C<sub>12</sub>H<sub>22</sub>O<sub>11</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; C&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">13/&nbsp;&nbsp; Fe(OH)<sub>3</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Fe<sub>2</sub>O<sub>3</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 14/&nbsp;&nbsp; CaCO<sub>3</sub>&nbsp; +&nbsp;&nbsp; HCl </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;CaCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; CO<sub>2</sub> +&nbsp;&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">15/&nbsp;&nbsp; CH<sub>4</sub>&nbsp; +&nbsp; O<sub>2</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CO<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 16/&nbsp;&nbsp; Na<sub>2</sub>CO<sub>3</sub>&nbsp; +&nbsp;&nbsp; Ca(OH)<sub>2</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; NaOH&nbsp; +&nbsp;&nbsp; CaCO<sub>3</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">17/&nbsp;&nbsp; CaO&nbsp; +&nbsp;&nbsp; HNO<sub>3</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Ca(NO<sub>3</sub>)<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18/&nbsp;&nbsp; Al&nbsp; +&nbsp;&nbsp; HCl </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;AlCl<sub>3</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">19/&nbsp;&nbsp; Al&nbsp; +&nbsp;&nbsp; CuSO<sub>4</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Al<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>&nbsp; +&nbsp;&nbsp; Cu&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 20/&nbsp;&nbsp; FeO&nbsp; +&nbsp;&nbsp; HCl </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;FeCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O&nbsp; </span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:30.0pt 1.75in 228.0pt 261.0pt 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">21/&nbsp;&nbsp; Ca(OH)<sub>2</sub>&nbsp; +&nbsp; FeCl<sub>2</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CaCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; Fe(OH)<sub>2</sub></span></span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">22/&nbsp;&nbsp; Al&nbsp; +&nbsp;&nbsp; NaOH&nbsp; +&nbsp;&nbsp; H<sub>2</sub>O </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;NaAlO<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:30.0pt 1.75in 228.0pt 261.0pt 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">23/&nbsp;&nbsp; Zn&nbsp; +&nbsp;&nbsp; NaOH </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Na<sub>2</sub>ZnO<sub>2</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 24/&nbsp;&nbsp; Al&nbsp; +&nbsp; Ba(OH)<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;Ba(AlO<sub>2</sub>)<sub>2</sub>&nbsp; + H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:30.0pt 1.75in 228.0pt 261.0pt 4.0in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">25/&nbsp;&nbsp; Al<sub>2</sub>O<sub>3</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Al&nbsp; +&nbsp;&nbsp; O<sub>2</sub></span></span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">26/&nbsp;&nbsp; MgCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; NaOH </span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Mg(OH)<sub>2</sub> +&nbsp;&nbsp; NaCl</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:30.0pt 1.75in 228.0pt 261.0pt 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">27/&nbsp;&nbsp; ZnCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp; +&nbsp; NH<sub>3</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;NH<sub>4</sub>Cl &nbsp;+&nbsp; Zn(OH)<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>28/&nbsp;&nbsp; CaCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; K<sub>3</sub>PO<sub>4</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Ca<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>&nbsp; +&nbsp;&nbsp; KCl</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:30.0pt 1.75in 228.0pt 261.0pt 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">29/&nbsp; (NH<sub>4</sub>)<sub>2</sub>CO<sub>3 </sub>+&nbsp; H<sub>2</sub>SO<sub>4</sub></span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;(NH<sub>4</sub>)<sub>2</sub>SO<sub>4 </sub>+ CO<sub>2</sub>+ H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 30/ (NH<sub>4</sub>)<sub>3</sub>PO<sub>4</sub> + H<sub>2</sub>SO<sub>4</sub></span></span><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;(NH<sub>4</sub>)<sub>2</sub>SO<sub>4</sub>&nbsp; +&nbsp; H<sub>3</sub>PO<sub>4</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">31/&nbsp; C<sub>2</sub>H<sub>2</sub>&nbsp; +&nbsp; O<sub>2</sub></span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CO<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 32/&nbsp; C<sub>2</sub>H<sub>6</sub>&nbsp; +&nbsp; O<sub>2</sub></span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CO<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">33/&nbsp; C<sub>6</sub>H<sub>6</sub>&nbsp; +&nbsp;&nbsp; H<sub>2</sub></span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; C<sub>6</sub>H<sub>12&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>34/&nbsp; C<sub>2</sub>H<sub>6</sub>O&nbsp; +&nbsp;&nbsp; O<sub>2</sub></span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CO<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:261.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">35/&nbsp; C<sub>2</sub>H<sub>6</sub>O&nbsp; +&nbsp;&nbsp; Na&nbsp; </span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;C<sub>2</sub>H<sub>5</sub>ONa&nbsp; +&nbsp; H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>36/&nbsp; C<sub>4</sub>H<sub>10</sub>&nbsp; +&nbsp;&nbsp;&nbsp; O<sub>2</sub></span></span><span lang="FR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span></span></span><span lang="PT-BR" style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CO<sub>2</sub> +&nbsp; H<sub>2</sub>O</span></span></span></span></span></span></span>

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<span style="font-size:11pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><b><span lang="PT-BR" style="font-size:14.0pt"><span style="line-height:115%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">CÂN BẰNG CÁC PTHH SAU:</span></span></span></b></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1/&nbsp; K +&nbsp; H<sub>2</sub>O </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;KOH&nbsp; + H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>2/&nbsp; K<sub>2</sub>O&nbsp; +&nbsp; H<sub>2</sub>O </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;KOH</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">3/&nbsp; K<sub>2</sub>O&nbsp; +&nbsp; CO<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;K<sub>2</sub>CO<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>4/&nbsp; KOH&nbsp; +&nbsp; H<sub>2</sub>SO<sub>4</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;K<sub>2</sub>SO<sub>4</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">5/&nbsp; KOH&nbsp; +&nbsp; FeCl<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;KCl&nbsp; +&nbsp; Fe(OH)<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">6/&nbsp; K<sub>2</sub>CO<sub>3</sub> +&nbsp; H<sub>2</sub>SO<sub>4</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;K<sub>2</sub>SO<sub>4</sub>&nbsp; +&nbsp; CO<sub>2</sub>+&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">7/&nbsp; Na&nbsp; +&nbsp; H<sub>2</sub>O </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;NaOH&nbsp; +&nbsp; H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>8/&nbsp; Na<sub>2</sub>O&nbsp; +&nbsp; H<sub>2</sub>O&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;NaOH</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">9/&nbsp; Na<sub>2</sub>SO<sub>4</sub>&nbsp; +&nbsp; BaCl<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; NaCl&nbsp; +&nbsp; BaSO<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>10/&nbsp; NaOH&nbsp; +&nbsp; FeCl<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; NaCl&nbsp; +&nbsp; Fe(OH)<sub>3</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">11/&nbsp; Al<sub>2</sub>O<sub>3</sub>&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;AlCl<sub>3</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 12/&nbsp; Al(OH)<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Al<sub>2</sub>O<sub>3</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">13/&nbsp; Al&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;AlCl<sub>3</sub>&nbsp; +&nbsp; H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>14/&nbsp; CuO&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;CuCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">15/&nbsp; Fe(OH)<sub>3</sub>&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;FeCl<sub>3</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 16/&nbsp; Fe<sub>3</sub>O<sub>4</sub>&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;FeCl<sub>2</sub>&nbsp; +&nbsp; FeCl<sub>3</sub> +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">17/&nbsp; BaCl<sub>2</sub>&nbsp; +&nbsp; AgNO<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;Ba(NO<sub>3</sub>)<sub>2</sub> +&nbsp; AgCl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 18/&nbsp; Ba(OH)<sub>2</sub>&nbsp; +&nbsp; K<sub>2</sub>CO<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; BaCO<sub>3</sub>&nbsp; +&nbsp; KOH</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">19/&nbsp; N<sub>2</sub>O<sub>5</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;HNO<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>20/&nbsp; P<sub>2</sub>O<sub>5</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;H<sub>3</sub>PO<sub>4</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">21/&nbsp; CaCO<sub>3</sub>&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;CaCl<sub>2</sub>&nbsp; +&nbsp; CO<sub>2</sub>+&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 22/&nbsp; CuSO<sub>4</sub>+&nbsp; Pb(NO<sub>3</sub>)<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;Cu(NO<sub>3</sub>)<sub>2</sub> +&nbsp; PbSO<sub>4</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">23/&nbsp; PbCl<sub>2</sub>&nbsp; +&nbsp; Na<sub>2</sub>SO<sub>4</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; PbSO<sub>4</sub> +&nbsp; NaCl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 24/&nbsp; Hg(OH)<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; HgO&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">25/&nbsp; Al&nbsp; +&nbsp; NaOH&nbsp; +&nbsp; H<sub>2</sub>O</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; NaAlO<sub>2</sub>&nbsp; +&nbsp; H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>26/&nbsp; Al +&nbsp; Ba(OH)<sub>2</sub> +&nbsp; H<sub>2</sub>O</span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Ba(AlO<sub>2</sub>)<sub>2 </sub>+&nbsp; H<sub>2</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">27/&nbsp; Al&nbsp; +&nbsp; H<sub>2</sub>SO<sub>4</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Al<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub> +&nbsp; H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>28/&nbsp; Mg&nbsp; +&nbsp; CuCl<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; MgCl<sub>2</sub>&nbsp; +&nbsp; Cu</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">29/&nbsp; MgO&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;MgCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 30/&nbsp; MgCO<sub>3</sub> +&nbsp; HCl </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;MgCl<sub>2</sub> +&nbsp; CO<sub>2</sub> +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">31/&nbsp; HgO&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Hg&nbsp; +&nbsp; O<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>32/&nbsp; Fe<sub>2</sub>O<sub>3</sub>&nbsp; +&nbsp; CO&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Fe&nbsp; +&nbsp; CO<sub>2</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">33/&nbsp; Fe<sub>3</sub>O<sub>4</sub>&nbsp; +&nbsp; H<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Fe&nbsp; +&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 34/&nbsp; CO<sub>2</sub>&nbsp; +&nbsp; Mg&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;C&nbsp; +&nbsp; MgO</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">35/&nbsp; Zn&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;ZnCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>36/&nbsp; PbO&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;PbCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">37/&nbsp; NO<sub>2</sub>&nbsp; +&nbsp; O<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;HNO<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>38/&nbsp; AlCl<sub>3</sub>&nbsp; +&nbsp; AgNO<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; Al(NO<sub>3</sub>)<sub>3</sub>&nbsp; +&nbsp; AgCl</span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">39/&nbsp; Mg&nbsp; +&nbsp; AlCl<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; MgCl<sub>2</sub>&nbsp; +&nbsp; Al&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 40/&nbsp; Zn&nbsp; +&nbsp; NaOH&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Na<sub>2</sub>ZnO<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:30.0pt 1.75in 228.0pt 3.75in 330.0pt 426.0pt"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">41/&nbsp; Zn&nbsp; +&nbsp; P </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Zn<sub>3</sub>P<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>42/&nbsp; Zn&nbsp; +&nbsp; HCl </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;ZnCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="tab-stops:3.75in"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">43/&nbsp; ZnO&nbsp; +&nbsp; HCl&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="FR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;ZnCl<sub>2</sub>&nbsp; +&nbsp; H<sub>2</sub>O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">44/&nbsp; ZnSO<sub>4</sub>&nbsp; +&nbsp;&nbsp; BaCl<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; ZnCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; BaSO<sub>4</sub></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:3.75in"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">45/&nbsp; CaSO<sub>4</sub>&nbsp; +&nbsp;&nbsp; PbCl<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp; CaCl<sub>2</sub>&nbsp; +&nbsp;&nbsp; PbSO<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>46/&nbsp; Ca(OH)<sub>2</sub>&nbsp; +&nbsp; FeCl<sub>3</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; CaCl<sub>2</sub>&nbsp; +&nbsp; Fe(OH)<sub>3</sub></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="tab-stops:3.75in"><span style="line-height:115%"><span style="font-family:Calibri,sans-serif"><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">47/&nbsp; AgNO<sub>3</sub>&nbsp; +&nbsp; CaCl<sub>2</sub></span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp; AgCl&nbsp; +&nbsp; Ca(NO<sub>3</sub>)<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>48/&nbsp; AgOH&nbsp; </span><span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span><span lang="PT-BR" style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;Ag<sub>2</sub>O&nbsp; +&nbsp; H<sub>2</sub>O</span></span></span></span></span>

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<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span lang="PT-BR" style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chương 3. Mol và tính toán hóa học</span></span></span></b></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span lang="PT-BR" style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 18: MOL</span></span></span></u></b></span></span></span>

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			<td style="border-bottom:1px solid black; width:263px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Số mol</span></span></span></b></span></span></span></td>
			<td style="border-bottom:1px solid black; width:253px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chuyển đổi</span></span></span></b></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:263px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image018.gif" style="width:123px; height:42px" /></span></span></span></span></span></span></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:263px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image020.gif" style="width:109px; height:42px" /></span></span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:253px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
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<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 1:</span></b><span style="color:rgb(34, 34, 34);"> Tính số nguyên tử hoặc số phân tử có trong mỗi lượng chất sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:279.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">a) 1,5 mol nguyên tử Al&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) 0,5 mol phân tử&nbsp;H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:279.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">b) 0,25 mol phân tử NaCl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) 0,05 mol phân tử&nbsp;H<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 2: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính số mol của:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 3,6.10<sup>23</sup> nguyên tử mangan&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) 5,1.10<sup>23 </sup>phân tử H<sub>2</sub>SO<sub>4</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) 4,2.10<sup>23</sup> nguyên tử canxi&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; e) 4,5.10<sup>23 </sup>phân tử nước</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">c) 15,6.10<sup>23</sup> nguyên tử photpho&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; f) 9.10<sup>23 </sup>phân tử muối ăn</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 19:</span></span></span></u></b><b><u><span lang="PT-BR" style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">CHUYỂN ĐỔI GIỮA KHỐI LƯỢNG, THỂ TÍCH VÀ LƯỢNG CHÂT`</span></span></span></u></b></span></span></span>

<table class="Table" style="margin-left:73px; border-collapse:collapse; border:none">
	<tbody>
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			<td style="border-bottom:1px solid black; width:263px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Số mol</span></span></span></b></span></span></span></td>
			<td style="border-bottom:1px solid black; width:253px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chuyển đổi</span></span></span></b></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:263px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image022.gif" style="width:78px; height:42px" /></span></span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:253px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top"><br />
			&nbsp;</td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:263px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:14.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image024.gif" style="width:91px; height:43px" />(đktc)</span></span></span></span></span></span></span></span></span></td>
			<td style="border-bottom:1px solid black; width:253px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:none" valign="top">&nbsp;</td>
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	</tbody>
</table>
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 1: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính số mol của:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 38 gam kẽm&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) 36 gam nước&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; e) 38 gam MgCl<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) 96 gam lưu&nbsp; huỳnh&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) 49 gam H<sub>2</sub>SO<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>f) 5,4 gam nhôm</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 2: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính khối lượng của:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 1,5 mol bari&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) 1,5 mol HNO<sub>3</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; e) 2,5 mol HCl</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) 0,2 mol khí N<sub>2</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) 0,5 mol CuSO<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>f) 3 mol phân tử khí oxi</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 3: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính số mol của các khí sau (đktc)</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 5,6 lít khí N<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>c) 15,68 lít khí H<sub>2</sub>S&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; e) 33,6 lít khí oxi</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:.5in 1.0in 1.5in 2.0in 2.5in 3.0in 3.5in 319.5pt"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) 7,84 lít khí CO<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>d) 2016 ml NH<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>f) 6,72 lít khí hidro</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 4: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính thể tích các khí sau (đktc)</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) 0,5 mol khí NH<sub>3</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) 0,75 mol khí CH<sub>4</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; e) 0,12 mol khí H<sub>2</sub>S</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) 2 mol khí hidro&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d) 1,5 mol khí CO<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>f) 0,02 mol khí Cl<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 5: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Có 22 gam CO<sub>2</sub>. Hãy tính:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Số mol của CO<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) Số hạt phân tử CO<sub>2</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) Thể tích CO<sub>2</sub> (đktc)</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 6: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Có 51,2 gam SO<sub>2</sub>. Hãy tính:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Số mol của SO<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) Thể tích SO<sub>2</sub> (đktc)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) Số hạt phân tử SO<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 7: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Có 16,8 lít khí amoniac NH<sub>3</sub> (đktc). Hãy tính:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Số mol của NH<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) Khối lượng của NH<sub>3</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) Số hạt phân tử NH<sub>3</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 8: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Có 4,8.10<sup>23</sup> phân tử khí Cl<sub>2</sub>. Hãy tính:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a) Số mol của Cl<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub>b) Thể tích Cl<sub>2</sub> (đktc)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; c) Khối lượng của Cl<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 9:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Hãy tính số mol và thể tích của hỗn hợp khí (đktc) gổm có: 0,44 g CO<sub>2</sub>; 0,04 g H<sub>2</sub> và 0,56 g N<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Câu 10:</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Cho 4,8g Mg tác dụng với 14,6g HCl sinh ra 19g MgCl<sub>2</sub> và x gam H<sub>2</sub>. </span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">a) Lập PTHH của phản ứng trên.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">b) Tính x?</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">c) Tính thể tích khí hidro thu được (đktc).</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 20: TỈ KHỐI CỦA CHẤT KHÍ</span></span></span></u></b></span></span></span>

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			<td style="border-bottom:1px solid black; width:336px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tỉ khối</span></span></span></b></span></span></span></td>
			<td style="border-bottom:1px solid black; width:306px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:none" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Chuyển đổi</span></span></span></b></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:336px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí A đối với khí B:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="position:relative"><span style="top:15.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image026.gif" style="width:93px; height:56px" /></span></span></span></span></span></span></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:336px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Khí A đối với không khí:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image028.gif" style="width:96px; height:53px" /></span></span></span></span></span></span></span></span></span></td>
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			<td colspan="2" style="border-bottom:1px solid black; width:642px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><u><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:6.0pt">Kết luận:</span></span></span></span></span></u><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:6.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image030.gif" style="width:35px; height:30px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;…..&nbsp; 1 </span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:Wingdings">à</span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí A nặng hơn khí B …. lần </span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:6.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image030.gif" style="width:35px; height:30px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;…... 1 </span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:Wingdings">à</span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí A nhẹ hơn khí B …. lần </span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:6.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image030.gif" style="width:35px; height:30px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;…... 1 </span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:Wingdings">à</span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí A nặng bằng khí B</span></span></span></span></span></span></span></td>
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<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 1: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính tỉ khối của các khí sau so với khí oxi và rút ra nhận xét:</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a)</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí lưu huỳnh đioxit SO<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub><b>c)</b> Khí metan CH<sub>4</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b)</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí etilen C<sub>2</sub>H<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub><b>d)</b> Khí clo Cl<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 2: </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính tỉ khối của các khí sau so với không khí:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a)</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí cacbon đioxit CO<sub>2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub><b>c)</b> Khí cười N<sub>2</sub>O</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b)</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Khí amoniac NH<sub>3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub><b>d)</b> Khí axetilen C<sub>2</sub>H<sub>2</sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 3:</b><span style="color:rgb(34, 34, 34);">Có những khí sau:&nbsp;N<sub>2</sub>; O<sub>2</sub>; Cl<sub>2</sub>; CO; SO<sub>2</sub>.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Hãy cho biết:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a)</span></b><span style="color:rgb(34, 34, 34);"> Những khí nào nặng hơn khí oxi và nặng hơn bằng bao nhiêu lần.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">b)</span></b><span style="color:rgb(34, 34, 34);"> Những khí nào nhẹ hơn không khí và nhẹ hơn bao nhiêu lần.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 4:</b><span style="color:rgb(34, 34, 34);">Hãy tìm khối lượng mol của những khí:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a)</span></b><span style="color:rgb(34, 34, 34);"> Có tỉ khối đối với oxi là: &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1,375;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0,0625</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">b)</span></b><span style="color:rgb(34, 34, 34);"> Có tỉ khối đối với không khí là: &nbsp;&nbsp;&nbsp;&nbsp; 2,207; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1,172</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 5:</b><span style="color:rgb(34, 34, 34);">Có thể thu những khí nào vào bình (từ những thí nghiêm trong phòng thí nghiệm): khí hiđro; khí clo; khí cacbon đioxit, khí metan&nbsp;CH<sub>4</sub>&nbsp;bằng cách:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a) </span></b><span style="color:rgb(34, 34, 34);">Đặt đứng bình?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">b) </span></b><span style="color:rgb(34, 34, 34);">Đặt ngược bình?</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">Giải thích việc làm này.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 6: </span></b><span style="color:rgb(34, 34, 34);">Tím khối lượng mol của các khí A, B, C, D trong các trường hợp sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a)</span></b><span style="color:rgb(34, 34, 34);"> Tỉ khối của khí A đối với khí H<sub>2</sub> bằng 23.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">b)</span></b><span style="color:rgb(34, 34, 34);"> Tỉ khối của khí B đối với khí CH<sub>4</sub> bằng 2,7.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">c)</span></b><span style="color:rgb(34, 34, 34);"> Tỉ khối của khí C đối với không khí bằng 2.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">d)</span></b><span style="color:rgb(34, 34, 34);"> Tỉ khối của khí D đối với khí N<sub>2</sub>O bằng 1,32.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 7: </span></b><span style="color:rgb(34, 34, 34);">Tỉ khối của khí A đối với khí hidro là 40. Tỉ khối của khí oxi đối với khí B bằng 0,5. Tính tỉ khối của A đối với B.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 8:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Tìm thể tích (ở đktc) của:</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">a)</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> 8 gam chất khí A, biết khí A có tỉ khối đối với H<sub>2</sub> 32.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">b) </span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">6,4 gam chất khí B, biết chất B có tỉ khối với không khí là 0,552.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span>

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<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 21. TÍNH THEO CÔNG THỨC HÓA HỌC</span></span></span></u></b></span></span></span>

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			<td style="border-bottom:1px solid black; width:665px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">1. Biết CTHH </span></span></span></b><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:Wingdings">à</span></span></span></b><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Xác định thành phần % theo khối lượng các nguyên tố</span></span></span></b></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:665px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Có công thức: A<sub>x</sub>B<sub>y</sub>C<sub>z</sub></span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">- Khối lượng mol của hợp chất: <span style="position:relative"><span style="top:8.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image033.gif" style="width:70px; height:34px" /></span></span></span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:8.0pt">- Trong 1 mol A<sub>x</sub>B<sub>y</sub>C<sub>z</sub> có: x nguyên tử A, y nguyên tử B và z nguyên tử C</span></span></span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">- Thành phần phần trăm khối lượng các nguyên tố:</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="position:relative"><span style="top:18.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image035.gif" style="width:142px; height:51px" /></span></span> <span style="position:relative"><span style="top:18.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image037.gif" style="width:139px; height:51px" /></span></span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:6.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image039.gif" style="width:219px; height:26px" /></span></span></span></span></span></span></span></span></span></td>
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<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 1:</b><span style="color:rgb(34, 34, 34);">Tìm thành phần phần trăm (theo khối lượng) các nguyên tố hóa học có trong những hợp chất sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.25in 283.5pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a)</span></b><span style="color:rgb(34, 34, 34);"> CO<sub>2</sub>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>b)</b> Fe<sub>3</sub>O<sub>4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub><b>c)</b> NH<sub>4</sub>Cl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>d)</b> C<sub>6</sub>H<sub>12</sub>O<sub>6&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </sub></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.25in 4.25in"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 2:</span></b><span style="color:rgb(34, 34, 34);"> Tính thành phần phần trăm (theo khối lượng) các nguyên tố sắt (Fe) trong các hợp chất sau: FeO, Fe<sub>2</sub>O<sub>3</sub>, Fe<sub>3</sub>O<sub>4</sub> và cho biết trong các hợp chất trên, hàm lượng sắt trong hợp chất nào là cao nhất? Trong hợp chất nào là thấp nhất.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.25in 4.25in"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">Câu 3:</span></b><span style="color:rgb(34, 34, 34);"> Phân đạm urê có công thức hóa học là CO(NH<sub>2</sub>)<sub>2</sub>. Hãy xác định:</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.25in 4.25in"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a)</span></b><span style="color:rgb(34, 34, 34);"> Khối lượng mol của phân tử urê.</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="tab-stops:2.25in 4.25in"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">b)</span></b><span style="color:rgb(34, 34, 34);"> Thành phần phần trăm (theo khối lượng) các nguyên tố có trong phân đạm.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
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<table class="Table" style="margin-left:7px; border-collapse:collapse; border:none">
	<tbody>
		<tr>
			<td style="border-bottom:1px solid black; width:663px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top">
			<div style="page-break-after:always"><span style="display: none;">&nbsp;</span></div>
			<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">2. Biết % các nguyên tố, biết <span style="position:relative"><span style="top:8.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image040.gif" style="width:67px; height:34px" /></span></span></span></span></span></b><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:Wingdings">à</span></span></span></b><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Xác định CTHH của hợp chất</span></span></span></b></span></span></span></td>
		</tr>
		<tr>
			<td style="border-bottom:1px solid black; width:663px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">- Khối lượng của mỗi nguyên tố có trong 1 mol hợp chất:</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image042.gif" style="width:158px; height:51px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image044.gif" style="width:157px; height:51px" /></span></span></span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:8.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image046.gif" style="width:198px; height:30px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">(g)</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">- Số mol của mỗi nguyên tố có trong 1 mol hợp chất:</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:15.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image048.gif" style="width:83px; height:50px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">&nbsp;&nbsp; <span style="position:relative"><span style="top:15.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image050.gif" style="width:83px; height:51px" /></span></span>&nbsp;&nbsp; <span style="position:relative"><span style="top:15.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image052.gif" style="width:80px; height:50px" /></span></span>&nbsp;&nbsp;&nbsp; (mol)</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">- Trong 1 phân tử hợp chất có: ….nguyên tử A, ….. nguyên tử B và …….nguyên tử C.</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">- CTHH của hợp chất là: ……..</span></span></span></span></span></span></span></td>
		</tr>
	</tbody>
</table>
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 4:</span></span></span></b><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Một loại đồng oxit màu đen có khối lượng mol phân tử là 80 g/mol. Oxit này có thành phần theo khối lượng là: 80% Cu và 20% O. Hãy tìm công thức hóa học của loại đồng oxit nói trên.</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b>Câu 5:</b><span style="color:rgb(34, 34, 34);">Hãy tìm công thức hóa học của những hợp chất có thành phần các nguyên tố như sau:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">a)</span></b><span style="color:rgb(34, 34, 34);"> Hợp chất A có khối lượng mol phân tử là 58,5 g/mol, thành phần các nguyên tố theo khối lượng: 60,68% Cl và còn lại là Na.</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="color:rgb(34, 34, 34);">b)</span></b><span style="color:rgb(34, 34, 34);"> Hợp chất B có khối lượng mol phân tử là 106 g/mol, thành phần các nguyên tố theo khối lượng: 43,4% Na; 11,3% C; 45,3% O</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="background:white"><span style="color:rgb(34, 34, 34);">Câu 6:</span></span></b><span style="color:rgb(34, 34, 34);">Hãy tìm công thức hóa học của khí A. Biết rằng:</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">- Khí A nặng hơn khí hiđro là 17 lần</span></span></span></span></span></span><br />
<span style="font-size:12pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="color:rgb(34, 34, 34);">- Thành phân theo khối lượng của khí A là: 5,88% H và 94,12% S.</span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 22: TÍNH THEO PHƯƠNG TRÌNH HÓA HỌC</span></span></span></u></b></span></span></span>

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			<td style="border-bottom:1px solid black; width:648px; padding:0in 7px 0in 7px; border-top:1px solid black; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Các bước tiến hành</span></span></span></b></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:648px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tinh số mol:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style="position:relative"><span style="top:12.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image054.gif" style="width:101px; height:43px" /></span></span><span style="position:relative"><span style="top:14.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image056.gif" style="width:96px; height:43px" />(đktc)</span></span></span></span></span></span></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:648px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Viết PTHH&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; A&nbsp;&nbsp;&nbsp; +&nbsp;&nbsp;&nbsp; B&nbsp; <span style="position:relative"><span style="top:3.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image006.gif" style="width:18px; height:16px" /></span></span>C&nbsp;&nbsp;&nbsp; +&nbsp;&nbsp;&nbsp; D</span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt">Tỉ lệ:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; …..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; …..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; …..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; …..&nbsp;&nbsp;&nbsp;&nbsp; (mol)</span></span></span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt">Điền </span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:5.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image058.gif" style="width:24px; height:24px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt">vào PT:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;…..&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (mol)</span></span></span></span></span></span></span></span></span><br />
			<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt">Lấy </span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:5.0pt"><img alt="" src="https://thcsthanhthuy.xatamhung.edu.vn/file:///C:\Users\ADMINI~1\AppData\Local\Temp\msohtmlclip1\01\clip_image058.gif" style="width:24px; height:24px" /></span></span></span></span></span><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="position:relative"><span style="top:3.0pt">nhân chéo chia ngang </span></span></span></span></span></span></span></span></span></td>
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			<td style="border-bottom:1px solid black; width:648px; padding:0in 7px 0in 7px; border-top:none; border-right:1px solid black; border-left:1px solid black" valign="top"><span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Tính toán tiếp theo yêu cầu của đề bài.</span></span></span></span></span></span></td>
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<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Bài 1:</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Sắt tác dụng với axit clohiđric: Fe + HCl → FeCl<sub>2</sub>&nbsp;+ H<sub>2</sub></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Nếu có 2,8g sắt tham gia phản ứng em hãy tìm:</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">a)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Thể tích khí hiđro thu được ở đktc.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">b)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Khối lượng axit clohiđric cần dùng.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Bài 2:</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Lưu huỳnh (S) cháy trong không khí sinh ra chất khí mùi hắc, gây ho đó là lưu huỳnh đioxit (khí sunfurơ) có công thức hóa học là SO<sub>2</sub>.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">a)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Viết phương trình hóa học của lưu huỳnh cháy trong không khí.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">b)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Biết khối lượng lưu huỳnh tham gia phản ứng là 1,6g. Hãy tìm.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">-Thể tích khí sunfurơ sinh ra ở đktc.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Bài 3:</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">&nbsp;Hãy tìm thể tích khí oxi đủ để đốt cháy hết 11,2 lít khí A.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Biết rằng:</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">- Khí A có tỉ lệ khối đối với không khí là 0,552.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">- Thành phần theo khối lượng của khí A là: 75% C và 25% H.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Các thể tích khí đo ở đktc.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Câu 4:</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Đốt 4,8g Mg trong khí oxi thu được magie oxit MgO.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">a)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Lập PTHH của phản ứng trên.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">b)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Tính thể tích khí oxi đã dùng (đktc).</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">c)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Tính khối lượng magie oxit thu được? </span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Câu 5:</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Đốt bột nhôm trong bình chứa 3,36 lít khí oxi (đktc) sinh ra nhôm oxit Al<sub>2</sub>O<sub>3</sub>.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">a) </span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Lập PTHH của phản ứng trên.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">b) </span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Tính khối lượng nhôm đã dùng?</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">c) </span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Tính khối lượng nhôm oxit thu được?</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Câu 6:</span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"> Phân hủy kali clorat KClO<sub>3</sub> thu được kali clorua KCl và 1,8.10<sup>23</sup> phân tử oxi.</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">a)</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black"> Lập PTHH của phản ứng trên.</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">b) </span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Tính thể tích khí oxi đã thu được (đktc).</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">c) </span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:black">Tính khối lượng kali clorua thu được?</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><u><span style="font-size:14.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">Bài 23: BÀI LUYỆN TẬP 4</span></span></span></u></b></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><strong><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="color:rgb(34, 34, 34);">Câu 1: &nbsp;</span></span></span></span></strong><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Hãy tìm công thức hóa học đơn giản nhất của một loại oxit của lưu huỳnh, biết rằng trong oxit này có 2 g lưu huỳnh kết hợp với 3 g oxi.</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Câu 2:</span></span></span></span></span></b><span style="font-size:12.0pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);"> Hãy tìm công thức hóa học của một hợp chất có thành phần theo khối lượng là 36,8% Fe; 21,0% S; 42,2% O. Biết khối lượng mol của hợp chất bằng 152 g/mol.</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Câu 3:&nbsp;</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Một hợp chất có công thức hóa học là K<sub>2</sub>CO<sub>3</sub>. Em hãy cho biết:</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">a) Khối lượng mol của chất đã cho</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">b) Thành phần phần trăm (theo khối lượng) của các nguyên tố có trong hợp chất.</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Câu 4:&nbsp;</span></span></span></span></b><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">Có phương trình hóa học sau:</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">CaCO<sub>3</sub>&nbsp;+ 2HCl → CaCl<sub>2</sub>&nbsp;+ CO<sub>2</sub>&nbsp;+ H<sub>2</sub>O</span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">a) Tính khối lượng canxi clorua thu được&nbsp;khi cho 10g canxi cacbonat tác dụng với axit clohiđric dư.</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="background:white"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;"><span style="color:rgb(34, 34, 34);">b) Tính thể tích khí cacbonic thu được trong phòng thí nghiệm, nếu có 5 g canxi cacbonat tác dụng hết với axit. Biết 1 mol khí ở điều kiện phòng có thể tích là 24 lít.</span></span></span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
<span style="font-size:11pt"><span style="text-justify:inter-ideograph"><span style="line-height:120%"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span style="line-height:120%"><span style="font-family:&#039;Times New Roman&#039;,&#039;serif&#039;">......................................................................................................................................................................</span></span></span></span></span></span></span><br />
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				Giáo viên: Nguyễn Thị Mơ
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