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Chemistry, 24.07.2021 01:40 litttyyyu33411

A là hỗn hợp gồm 19,6 gam Cu, Ag, Mg . Để hòa tan hết A trong axit sunfuric đặc nóng , thu được khí 0,25 vmol SO2 duy nhất, thì khối lượngmuối sunfat tạo ra

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A là hỗn hợp gồm 19,6 gam Cu, Ag, Mg . Để hòa tan hết A trong axit sunfuric đặc nóng , thu được khí...

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