天气预报 > 其他 > 熟石灰加水加热会怎么样
熟石灰加水加热会怎么样
更新时间: 2020-09-17 00:00:00  

熟石灰的溶解度随温度升高而降低,熟石灰加水,浓度会变小,熟石灰加热,可能会有溶质析出;

熟石灰也称氢氧化钙,是一种白色粉末状固体,白色固体,微溶于水,其水溶液常称为石灰水,呈碱性,在空气中吸收二氧化碳和水等从而变质,通常称其具有吸水性,一般用于建筑或酸性土地的改良;

溶于酸、铵盐、甘油,难溶于水,不溶于醇,对皮肤、织物有腐蚀作用,工业品氢氧化钙称熟石灰或消石灰,其澄清的水溶液称石灰水;与水组成的乳状悬浮液称石灰乳,由于它的价格低,在需要氢氧根离子时都使用它。可用于制造漂白粉和建筑材料灰泥,或水的软化。

关键词: 熟石灰 加热 怎么样

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