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The equilibrium constant K(p) for the fo...

The equilibrium constant `K_(p)` for the following reaction is `4.5`
`N_(2)O_(4)(g)hArr2NO_(2)(g)` What would be the average molar mass `("in"g//mol)` of an equilibriumm mixture of `N_(2)O)(4)` and `NO_(2)` formed by the dissociation of pure `N_(2)O_(4)` at a jtotal pressure of `2` atm ?

A

`69`

B

`57.5`

C

`80.5`

D

`85.5`

Text Solution

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The correct Answer is:
B
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