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A student ran the following reaction in the laboratory at 742 K: H2(g) + I2(g) <<------->>>2HI(g)...

A student ran the following reaction in the laboratory at 742 K: H2(g) + I2(g) <<------->>>2HI(g) When she introduced 0.202 moles of H2(g) and 0.225 moles of I2(g) into a 1.00 liter container, she found the equilibrium concentration of HI(g) to be 0.331 M. Calculate the equilibrium constant, Kc, she obtained for this reaction. Kc =

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