下列有关说法正确的是a除去铁粉中混有的�量铝粉可加入过量的氢氧化钠溶液完全反应后过滤b澄清石灰水能够鉴别二氧化碳和二氧化硫c除去 Template




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tomski下列有关说法正确的是a除去铁粉中混有的�量铝粉可加入过量的氢氧化钠溶液完全反应后过滤b澄清石灰水能够鉴别二氧化碳和二氧化硫c除去 coloring