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    Calculating Equilibrium Constant at a Certain Temperature

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    A mixture containing 3.9 moles of NO and 0.88 mole of CO2 was allowed to react in a flask at a certain temp according to the equation:
    NO(g)+CO2(g) f/r NO2(g)=CO(g)

    At equilibrium, 0.11 mole of CO2 present. Calculate equilibrium constant, Kc.

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    Solution Preview

    NO(g) + CO2(g) <--> NO2(g) + CO(g)
    Initial 3.9 0.88 0 0
    Change -x -x +x +x
    Equilibirum 3.9-x ...

    Solution Summary

    This solution is provided in 256 words. It uses equilibrium concentration to find the constant, Kc.