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paigeha619
2 năm trước
Hòa tan hoàn toàn 22,6g hỗn hợp A gồm Mg và Zn vào 200ml dung dịch HCl (vừa đủ) thu được 13,44 lít khí (đktc) và muối B. a. Tính % khối lượng mỗi chất trong hỗn hợp A b. Tính khối lượng của muối B c. Tính nồng độ mol/lít của HCl
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