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0.025 M aq. Solution of methanoic acid h...

0.025 M aq. Solution of methanoic acid has molar conductivity `46 S. cm^(2).mol^(-1).lamda_(H^(+))^(@)=349.6, lamda_(HCOO^(-))^(2)=54.4`. What is `DeltaG^(@)` for the reaction `H_(aq)^(+)+HCOO_(aq)^(-)toHCOOH_(aq)` (Given log 3=0.48)

A

`80KJ.mol^(-1)`

B

`-56KJ.mol^(-1)`

C

`-20KJmol^(-1)`

D

`-80KJmol^(-1)`

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