醋酸钠的水溶液
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最佳答案：HAc Ac- + H+因为Ka＝1.8X10-5Ka=[H+][Ac-]/(0.1-[H+])=[H+]^2/(0.1-[H+])=1.8x10^-5[H+
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最佳答案：HAc Ac- + H+因为Ka＝1.8X10-5Ka=[H+][Ac-]/(0.1-[H+])=[H+]^2/(0.1-[H+])=1.8x10^-5[H+]
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最佳答案：1、CH3COO- + H+ =CH3COOH2、CO3- +2H+ =H2O+CO2（向上箭头）3、CH3COO- +CO2+H2O=CH3COOH+HCO3