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hanhtiencute
2 năm trước
Mng ơi cứu em Cho 2,479 lít khí SO2 ở điều kiện áp xuất 1 bar và nhiệt độ 25*C tác dụng vừa đủ với V(lít) dung dịch Ca(OH)2 1M chỉ tạo ra muối trung hoà. Tính Vdd Ca(OH)2 và khối lượng kết tủa tạo thành. Ca=40, S=32, O=16, H=1
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