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E(A^(+)|A)^(@)=0.5, E(B^(+)|B)^(@)=0.2V,...

`E_(A^(+)|A)^(@)=0.5, E_(B^(+)|B)^(@)=0.2V`,
`E_(C^(+)|C)^(@)=-0.3V, E_(D^(+)|D)^(@)=-0.1V` Based on above data select correct statemetns under standard condition.

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