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求物质溶解度的分类
更新时间: 2020-09-15 00:00:00  

物质溶解度可分为易溶物质、可溶物质、微溶物质和难溶物质四大类。

通常把在室温(20°)下,溶解度在10g/100g水以上的物质叫易溶物质;溶解度在1~10g/100g水的物质叫可溶物质;溶解度在0.01~1g/100g水的物质叫微溶物质;溶解度在0.01g/100g水的物质叫难溶物质。

可见溶解度是绝对的,不溶解是相对的。

关键词: 物质 溶解度 分类

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