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trunghaha45
2 năm trước
Thêm 16.5ml dung dịch hcl 20% có tỉ khối d=1.106g/ml vào dung dịch chứa 51g AgNO3. Cần bao nhiêu dung dịch NaCl nồng độ 13% ( có tỉ khối d=1.150g/ml ) để kết tủa hoàn toàn AgNO3 còn lại trong dung dịch
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