Problem: Determine the equilibrium constant, Kgoal, for the reaction4PCl5(g) → P4(s)+10Cl2(g),           Kgoal=?by making use of the following information: P4(s)+6Cl2(g) → 4PCl3(g),         K1=2.00x1019 PCl5(g) → PCl3(g)+Cl2(g),         K2=1.13x10-2

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Problem Details

Determine the equilibrium constant, Kgoal, for the reaction

4PCl5(g) → P4(s)+10Cl2(g),           Kgoal=?

by making use of the following information:

 P4(s)+6Cl2(g) → 4PCl3(g),         K1=2.00x1019

 PCl5(g) → PCl3(g)+Cl2(g),         K2=1.13x10-2

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