浓度怎么换算成摩尔分率-天气预报

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浓度怎么换算成摩尔分率

更新时间： 2020-06-30 00:00:00

查找所求溶液的密度，算出1升溶液的质量，按百分比的浓度求出溶质质量，除以其摩尔质量即可求出其摩尔数。具体公式如下：

1、溶液浓度质量分数等于溶质质量除以溶质质量加溶剂质量乘以百分之一百。

2、摩尔分率等于溶质摩尔数除以溶质摩尔数加溶剂摩尔数乘以百分之一百，其中溶质摩尔数等于溶质质量除以溶质摩尔质量，溶剂摩尔数等于溶剂质量除以溶剂摩尔质量。

关键词：浓度怎么换算

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