At certain temperature compound `AB_(2)(g)` dissociates accoring to the reacation `2AB_(2)(g) hArr2AB (g)+B_(2)(g)`With degree of dissociation `alpha` Which is small compared with unity, the expression of `K_(p)` in terms of `alpha` and initial pressure P is :A. `p(alpha^(3))/(2)`B. `(Palpha^(2))/(3)`C. `P(alpha^(3))/(3)`D. `(Palpha^(2))/(2)`

At certain temperature compound `AB_(2)(g)` dissociates accoring to th

1.	At certain temperature compound `AB_(2)(g)` dissociates accoring to the reacation `2AB_(2)(g) hArr2AB (g)+B_(2)(g)`With degree of dissociation `alpha` Which is small compared with unity, the expression of `K_(p)` in terms of `alpha` and initial pressure P is :A. `p(alpha^(3))/(2)`B. `(Palpha^(2))/(3)`C. `P(alpha^(3))/(3)`D. `(Palpha^(2))/(2)`
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