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At temperature T, a compound AB2(g) diss...

At temperature T, a compound `AB_2(g)` dissociates according to the reaction `2AB_2(g) hArr 2AB(g) + B_2 (g)` with a degree of dissociation x, Which is small compared with unity. Predict the expression for `K_p` in terms of x and the total pressure P.

A

`Px^3`/2

B

`Px^2`/3

C

`Px^3`/3

D

`Px^2`/2

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The correct Answer is:
A
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