Areaction mixture in a 3.67 l flask at a certain temperature initially contains 0.763 g h2 and 96.9 g i2, at equilibrium, the flask contains 90.4 g hi. calculate the equilibrium constant (kc) for the reaction at this temperature.

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Explanation:

                            H2    +          I2     ------>      2HI

start (mol)             0.3785         0.3818                   0

change (mol)       -0.3534        -0.3534            +0.7067

equilibrium (mol)  0.0251         0.0284             0.7067

concentra (mol/L) 0.0068        0.0077              0.1926

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