Pha dung dịch chuẩn acid percloric bằng cách lấy 17,0 ml acid acid
percloric đặc 72% (kl/kl) pha vừa đủ thành 1000 ml dung dịch acid acetic
khan. Tính số ml anhydrid acetic cần thiết để phản ứng hết với lượng nước
đã có trong 17 ml acid percloric đặc đã dùng. Biết khối l-ợng riêng của acid
percloric là 1,60 g/ ml và của anhydrid acetic là 1,02 g/ ml. (42,3 ml)
Answers: 3
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Pha dung dịch chuẩn acid percloric bằng cách lấy 17,0 ml acid acid
percloric đặc 72% (kl/kl) pha vừ...
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