Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride according to the following equilibrium:...

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Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride according to the following equilibrium:...

Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride according to the following equilibrium:

PCl3(g)+Cl2(g)⇌PCl5(g)

A 7.5-L gas vessel is charged with a mixture of PCl3(g) and Cl2(g), which is allowed to equilibrate at 450 K . At equilibrium, the partial pressures of the three gases are PPCl3 = 0.121 atm ,PCl2 = 0.159 atm , and PPCl5 = 1.60 atm

A. What is the value of Kp at this temperature?

B. Does the equilibrium favor reactants or products?

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