For the exothermic reaction PCl3(g)+Cl2(g)⇌PCl5(g) Kp = 1.40×10−3 at a certain temperature. A flask is charged with 50.7 kPa PCl3 What are the equilibrium partial pressures of PCl3 , Cl2 , and PCl5 , respectively? , 50.7 kPa Cl2 , and 30.4 kPa PCl5 at this temperature.

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