把铁片分别放入各物质的溶液中,片刻后取出,铁片质量减少的是()A.CuSO4B.H2SO4C.AgNO3(看得懂吧= =)应该选B,但是我不明白为什么.讲的明白一点.我知道
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![把铁片分别放入各物质的溶液中,片刻后取出,铁片质量减少的是()A.CuSO4B.H2SO4C.AgNO3(看得懂吧= =)应该选B,但是我不明白为什么.讲的明白一点.我知道](/uploads/image/z/12328579-19-9.jpg?t=%E6%8A%8A%E9%93%81%E7%89%87%E5%88%86%E5%88%AB%E6%94%BE%E5%85%A5%E5%90%84%E7%89%A9%E8%B4%A8%E7%9A%84%E6%BA%B6%E6%B6%B2%E4%B8%AD%2C%E7%89%87%E5%88%BB%E5%90%8E%E5%8F%96%E5%87%BA%2C%E9%93%81%E7%89%87%E8%B4%A8%E9%87%8F%E5%87%8F%E5%B0%91%E7%9A%84%E6%98%AF%EF%BC%88%EF%BC%89A.CuSO4B.H2SO4C.AgNO3%28%E7%9C%8B%E5%BE%97%E6%87%82%E5%90%A7%3D+%3D%EF%BC%89%E5%BA%94%E8%AF%A5%E9%80%89B%2C%E4%BD%86%E6%98%AF%E6%88%91%E4%B8%8D%E6%98%8E%E7%99%BD%E4%B8%BA%E4%BB%80%E4%B9%88.%E8%AE%B2%E7%9A%84%E6%98%8E%E7%99%BD%E4%B8%80%E7%82%B9.%E6%88%91%E7%9F%A5%E9%81%93)
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