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tranganh20040107
2 năm trước
Dẫn 4,48 lít CO2 qua dung dịch có hòa tan 0,15 mol Ba(OH)2 thì thu được dung dịch(G) và kết tủa (H) a.Tính khối lượng(H) b.Nung(H) đến khối lượng không đổi thì còn lại bao nhiêu gam chất rắn c.Đun(G) thì thu được tối đa bao nhiêu lít khí
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