下列依据实验目的所设计的实验操作中不正确的是选项实验目的实验操作a除去co2中的co通入澄清石灰水中b除去铜粉中的铁粉滴加适量稀盐酸c鉴别 Template




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tomski下列依据实验目的所设计的实验操作中不正确的是选项实验目的实验操作a除去co2中的co通入澄清石灰水中b除去铜粉中的铁粉滴加适量稀盐酸c鉴别 coloring