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For the reaction 2A(g)⇌B(g)+2C(g), a reaction vessel initially contains only A at a pressure of PA=250...

For the reaction 2A(g)⇌B(g)+2C(g), a reaction vessel initially contains only A at a pressure of PA=250 mmHg . At equilibrium, PA=45 mmHg .Calculate the value of Kp. (Assume no changes in volume or temperature.)

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