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na2co3溶于水为什么会放热
更新时间: 2020-07-10 00:00:00  

碳酸钠溶解时的水合程度大于电离程度,所以整体表现为放热。

溶解是水合和电离两个同时进行的过程,其中水合过程是放热的,电离过程是吸热的。

关键词: na2co3 为什么 放热

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