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For the equilibrium, A(g) rarr B(g) , ...

For the equilibrium,
`A(g) rarr B(g) , DeltaH` is -40 KJ/mol.
If the ratio of the activation energies of the forward `(E_(f))` and reverse `(E_(b))` reactions is `(2)/(3)` then:

A

`E_(f)` =60 KJ/mol, `E_(b)`=100 KJ/mol

B

`E_(f)` =30 KJ/mol, `E_(b)`=70 KJ/mol

C

`E_(f)` =80 KJ/mol, `E_(b)`=120 KJ/mol

D

`E_(f)` =70 KJ/mol, `E_(b)`=30 KJ/mol

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The correct Answer is:
C
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