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澄清石灰水變渾濁的化學方程式
澄清石灰水變渾濁的化學方程式
更新时间:2026-07-06 13:17:19

  1、Ca(OH)2+CO2=CaCO3(沉澱符号)+H2O(當通入的CO2較少時)

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

  3、CaCO3+CO2+H2O=Ca(HCO3)2(碳酸氫鈣)(當通入的CO2過量時,則發生這個反應)

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