For the equilibrium: `LiCl.3NH_(3(s))hArrLiCl.NH_(3(s))+2NH_(3)`, `K_(p)=9 atm^(2)` at `40^(@)C`. A `5 litre` vessel contains `0.1` mole of `LiCl.NH_(3)`. How many mole of `NH_(3)` should be added to the flask at this temperture to derive the backward reaction for completion?
A
`0.2`
B
`0.59`
C
`0.69`
D
`0.79`
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The correct Answer is:
D
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