At equilibrium at 100oC, a 2.0L flask contains: 0.075 mol of PCl5          0.050 mol of H2O     0.750 mol of HCl               0.500 mol of POCl3 Calculate the Keq for the reaction:  PCl5 (s) + H2O (g) ⇄ 2HCl (g) + POCl3 (g)

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