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At 565 K the value of Kp for the equilibrium represented by the balanced equation is 2.00 x 10-1. Calculate the value of Kc at the same temperature. Express answer in scientific notation.

PCl3(g)+Cl2(g) = PCl5(g)

____ x 10 _____

See your post above but in this case Kp is not the same as Kc.

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