Fe(OH)3胶体和MgCl2溶液共同具有的性质有

题干

Fe(OH)₃胶体和MgCl₂溶液共同具有的性质有

A：都比较稳定，密封放置不产生沉淀

B：两分散系均有丁达尔现象

C：加入盐酸先产生沉淀，随后溶解

D：分散质微粒可通过半透膜

上一题下一题 0.0难度选择题更新时间:2014-10-17 11:56:26

A

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