The two common chlorides of phosphorous, PCl3 and PCl5, both important in the production of other phosphorous compounds, coexist in equilibrium through the reaction: PCl3 (g) + Cl2 (g)  PCl5 (g)At 250oC, an equilibrium mixture in a 2.50 L flask contains 0.105 g PCl5, 0.220 g PCl3, and 2.12 g Cl2. What are the values of Kc and Kp for this reaction at 250oC?

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