Chemistry, 30.07.2021 05:20 jcox626

Cho 7,2 gam hỗn hợp gồm Cu và Zn tác dụng với dung dịch HCl du, khi phản ứng xảy ra hoàn toàn thấy thoát ra 2,24 lít khí H2 (đktc). Khối lượng muối khan thu được là: (cho Cu= 64; Zn=65; Cl=35,5)

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Cho 7,2 gam hỗn hợp gồm Cu và Zn tác dụng với dung dịch HCl du, khi phản ứng xảy ra hoàn toàn thấy t...

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