5.6克含杂质的铁粉和足量的稀硫酸反应,生成0.18克氢气 则铁粉中含有的杂质不可能是 A.Mg B.ZnC.CuD.Ag内个
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![5.6克含杂质的铁粉和足量的稀硫酸反应,生成0.18克氢气 则铁粉中含有的杂质不可能是 A.Mg B.ZnC.CuD.Ag内个](/uploads/image/z/14752084-4-4.jpg?t=5.6%E5%85%8B%E5%90%AB%E6%9D%82%E8%B4%A8%E7%9A%84%E9%93%81%E7%B2%89%E5%92%8C%E8%B6%B3%E9%87%8F%E7%9A%84%E7%A8%80%E7%A1%AB%E9%85%B8%E5%8F%8D%E5%BA%94%2C%E7%94%9F%E6%88%900.18%E5%85%8B%E6%B0%A2%E6%B0%94+%E5%88%99%E9%93%81%E7%B2%89%E4%B8%AD%E5%90%AB%E6%9C%89%E7%9A%84%E6%9D%82%E8%B4%A8%E4%B8%8D%E5%8F%AF%E8%83%BD%E6%98%AF+A.Mg+B.ZnC.CuD.Ag%E5%86%85%E4%B8%AA)
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