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Chemistry, 31.07.2021 14:00 ineedhelp2285
Có một viên đá vôi nhỏ, một ống nghiệm đựng dd HCl và một cân nhỏ có độ chính xác cao. Làm thế nào để xác định khối lượng khí cacbonic thoát ra khi cho viên đá vôi vào ống nghiệm đựng dd HCl. ( biết CaCO3(r)( + 2HCl(dd) CaCl2(dd) + CO2(k) + H2O(l))
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Có một viên đá vôi nhỏ, một ống nghiệm đựng dd HCl và một cân nhỏ có độ chính xác cao. Làm thế nào đ...
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