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Two moles of PCl(5) are heated in a clo...

Two moles of `PCl_(5)` are heated in a closed vessel of 2 litre capacity. When the equilibrium is attained 40% of it has been found to be dissociated. What is the value of `K_(c)` in mol/dm'?

A

(a) `0.532`

B

(b) `0.266`

C

(c) `0.133`

D

(d) `0.174`

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The correct Answer is:
B
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