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The degree of dissociation ofPCl5 (alpha...

The degree of dissociation of`PCl_5 (alpha)` obeying the equiliberium,
`PCl_5 ⇌ PCl_3 + Cl_2` is approximately realted to the pressure at equilibrium by :

A

``alpha prop P`

B

`alpha prop 1/sqrtP`

C

`alpha prop 1/P^2`

D

`alpha prop 1 / P^4`

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The correct Answer is:
B
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