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Ngocyen2001
2 năm trước
Cho 20,4 g hỗn hợp X gồm Zn,Fe,Al tác dụng với dung dịch chứa HCl và H2SO4 loãng dư thu được 10,08 lít khí H2.Mặt khác 0,2 mol hỗn hợp X tác dụng vừa đủ với 6,16 lít khí Cl2.Các khí đi ở đktc .Xác định khối lượng mỗi kim loại trong 20,4 g hỗn hợp X? Giúp mik với,giải chi tiết giúp mik.mik sẽ vote 5*.
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