The equilibrium constant Kc for the following reaction equals 49 at 230°C.
PCl3(g) + Cl2(g) <--> PCl5(g)
If 0.313 mol each of phosphorus trichloride and chlorine are added to a 3.8-L reaction vessel, what is the equilibrium composition of the mixture at 230°C?
0.313mol/3.8L = 0.0824M
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