You had phosphorus pentachloride to a flask and heat it to 250°C until the decomposition reaction reaches equilibrium. PClsg+ PCl3ig) + Clig) The partial pressure at equilibrium of each gas is measured: PPCIS = 0.0 atm PPC13 = 0.32 atm PC12 0.25 atm What is the Kc of this reaction?

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