3.下列实验方法不正确的是 A.用水区分硝酸铵固体和氢氧化钠固体b.用稀盐酸区分真黄�和假黄�c.用适量铁粉除去氧化亚铁溶液中混有�量氧化 Template




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tomski3.下列实验方法不正确的是 a.用水区分硝酸铵固体和氢氧化钠固体b.用稀盐酸区分真黄�和假黄�c.用适量铁粉除去氧化亚铁溶液中混有�量氧化 coloring