某CuSO4、Fe2(SO4)3、H2SO4的混合溶液100mL,已知溶液中阳离子的浓度

CuSO4Fe2SO43H2SO4的混合溶液100mL,已知溶液中阳离子的浓度相同(不考虑水解),且SO42的物质的量浓度为6mol•L1,则此溶液最多溶解铁粉的质量为(  )

A5.6g   B11.2g  C22.4g   D33.6g

答案

C

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