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澄清石灰水变浑浊的化学方程式
更新时间: 2021-04-02 10:26:52  

1、Ca(OH)2+CO2=CaCO3(沉淀符号)+H2O(当通入的CO2较少时)

2、Ca(OH)2:澄清石灰水 CO2:二氧化碳 CaCO3:碳酸钙 H2O:水

3、CaCO3+CO2+H2O=Ca(HCO3)2(碳酸氢钙)(当通入的CO2过量时,则发生这个反应)

关键词: 澄清 石灰水 浑浊 化学 方程式

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