关于胶体的选择题下列说法中正确的是( )A、胶体区别于其它分散系的本质特性是丁达尔现象B、利用半透膜可除去淀粉溶液中的少量NaCl C、Fe(OH)3胶体带正电荷D、加入电解质,胶体能发生凝
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![关于胶体的选择题下列说法中正确的是( )A、胶体区别于其它分散系的本质特性是丁达尔现象B、利用半透膜可除去淀粉溶液中的少量NaCl C、Fe(OH)3胶体带正电荷D、加入电解质,胶体能发生凝](/uploads/image/z/14853716-44-6.jpg?t=%E5%85%B3%E4%BA%8E%E8%83%B6%E4%BD%93%E7%9A%84%E9%80%89%E6%8B%A9%E9%A2%98%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E4%B8%AD%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A%E3%80%81%E8%83%B6%E4%BD%93%E5%8C%BA%E5%88%AB%E4%BA%8E%E5%85%B6%E5%AE%83%E5%88%86%E6%95%A3%E7%B3%BB%E7%9A%84%E6%9C%AC%E8%B4%A8%E7%89%B9%E6%80%A7%E6%98%AF%E4%B8%81%E8%BE%BE%E5%B0%94%E7%8E%B0%E8%B1%A1B%E3%80%81%E5%88%A9%E7%94%A8%E5%8D%8A%E9%80%8F%E8%86%9C%E5%8F%AF%E9%99%A4%E5%8E%BB%E6%B7%80%E7%B2%89%E6%BA%B6%E6%B6%B2%E4%B8%AD%E7%9A%84%E5%B0%91%E9%87%8FNaCl+C%E3%80%81Fe%28OH%293%E8%83%B6%E4%BD%93%E5%B8%A6%E6%AD%A3%E7%94%B5%E8%8D%B7D%E3%80%81%E5%8A%A0%E5%85%A5%E7%94%B5%E8%A7%A3%E8%B4%A8%2C%E8%83%B6%E4%BD%93%E8%83%BD%E5%8F%91%E7%94%9F%E5%87%9D)
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