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在化学中PH值是什么意思
更新时间: 2020-10-05 00:00:00  

pH值是溶液中氢离子浓度的负对数,用于较窄范围的酸碱性比较。注:pH中p是小写字母,H是大写字母,而Ph代表苯基。

pH适用范围比较小,一般氢离子或氢氧根离子浓度小于0.1升每摩尔,这在工业上用途较广。

关键词: 化学 ph 什么 意思

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