N_2 and H_2 in 1 : 3 molar ratio are heated in a closed container having a catalyst. When the following equilibriu

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Q 1118112009.     N_2 and H_2 in 1 : 3 molar ratio are heated in a closed container having a catalyst. When the following equilibrium N_2(g) + 3 H_2(g) ⇌ 2NH_3(g) is attained, the total pressure is 10 atm and mole fraction of NH_3 is 0.60. Find the equilibrium constant K_p for the dissociation of NH_3.

A

1.02 atm^2

B

0.75 atm^2

C

0.75 atm^(-2)

D

1.02 atm^(-2)

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