Chemistry, 28.07.2021 07:50, cuzhernamesari

Một dung dịch chứa 0,1 mol hỗn hợp Na2SO4 và K2SO4. Tìm khối lượng BaCl2 cần cho vào đủ để kết tủa hết ion sunfat trong dung dịch trên

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Một dung dịch chứa 0,1 mol hỗn hợp Na2SO4 và K2SO4. Tìm khối lượng BaCl2 cần cho vào đủ để kết tủa h...