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trinhhoangyennhi3105
2 năm trước
Cho hỗn hợp hai kim loại Fe và Cu tác dụng với khí Clo dư thu được 59,5 g hỗn hợp muối. Cũng lượng hỗn hợp trên cho tác dụng với lượng dư dd HCl 10% thu được 25,4 g một muối. a. Tính % khối lượng mỗi muối trong hoocn hợp thu được. b. Tính thể tích dd HCl 10% (D = 1,0g/ml) cần dùng.
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