The equilibrium constant,KP for the reaction 2SO2(g)+O2(g)⇌2SO3(g)is 4 atm-1at 1000K . If the equilibrium moles of SO2 and SO3 are same, then partial pressure of O2 gas at equilibrium in atmosphere units is ___?

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answer is 0.25.

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Detailed Solution

KP=Pso32Pso22Po2As the equilibrium moles of and are same, their partial pressure also equal.∴ 4atm-1=1Po2Po2=0.25 atm

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