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A student studying the equilibrium I2(g) 2I (g) at a high temperature puts 0.10 mole I2 in a 1.0 L container. He finds that

A student studying the equilibrium I2(g) ↔ 2I (g) at a high temperature puts 0.10 mole I2 in a 1.0 L container. He finds that the total pressure at equilibrium is 40% greater than it was originally. What is Kc for this reaction?

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