Tính %Zn biết hòa tan hoàn toàn hỗn hợp gồm Zn và ZnO bằng dung dịch HNO3 dư. Kết thúc thí nghiệm không có khí thoát ra, dung dịch thu được chứa 8g NH4NO3 và 113,4g Zn(NO3)2.
Tính %Zn biết hòa tan hoàn toàn hỗn hợp gồm Zn và ZnO bằng dung dịch …
Aug 12, 2021
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