物质的量浓度相同的下列溶液中,NH4+浓度最大的是 A.NH4Cl      

物质的量浓度相同的下列溶液中,NH4+浓度最大的是

ANH4Cl          BNH4HSO4         CCH3COONH4        DNH4HCO3

答案

B

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