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hanvu2k2
2 năm trước
Bài 1: Tính khối lượng kết tủa và khối lượng các chất trong dung dịch khi cho dung dịch chứa 17,1 gam Ba(OH)2 tác dụng với 4,48 lít SO2 (đktc). Bài 2: Tính khối lượng kết tủa và khối lượng các chất trong dung dịch khi cho dung dịch chứa 42,75 gam Ba(OH)2 tác dụng với 6,72 lít SO2 (đktc)
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