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The standard Gibbs free energy change (D...

The standard Gibbs free energy change `(DeltaG^(@))` at `25^(@)C` for the dissociation of `N_(2)O_(4(g))` to `NO_(2(g))` is
(given, equilibrium cont. `=0.15,R=8.314JK^(-1)mol^(-1)`)

A

1.1 kJ

B

4.7 kJ

C

8.1 kJ

D

38.2 kJ

Text Solution

Verified by Experts

The correct Answer is:
B
`DeltaG^(@)=-RTlnK`
`=-2.303xx8.314xxlog0.15=4.7kJ`
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MTG-WBJEE-CHEMICAL EQUILIBRIA -WB JEE PREVIOUS YEARS QUESTIONS (CATEGORY 2 : Single Option Correct Type )
  1. The standard Gibbs free energy change (DeltaG^(@)) at 25^(@)C for the ...

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