The equilibrium concentration of i2 is 0.0900m. what is the, Ask an Expert

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The following reaction was performed in a sealed vessel at 742 degrees celcius : H2(g)+I2(g)->2HI(g) Initially, only H2 and I2 were present at concentrations of [H2]=3.45M and [I2]=2.95M . The equilibrium concentration of I2 is 0.0900M. What is the equilibrium constant, Kc , for the reaction at this temperature?

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