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myth.tr8
2 năm trước
Trộn 3 dung dịch H2SO4 0,1M; HNO3 0,2M và HCl 0,3M với những thể tích bằng nhau thu được dung dịch A. Lấy 300ml dung dịch A cho phản ứng với V lít dung dịch B gồm NaOH 0,2M và Ba(OH)2 0,1M thu được dung dịch C có pH = 1. Giá trị V là:
Thích Trả lời Chia sẻ

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