Explain the equilibrium constant for the reaction h2

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The equilibrium constant for the reaction H2(g) + I2(g) 2HI(g) is 62.5 at 800 K. What is the equilibrium concentration of I2 if at equilibrium [HI] = 0.22 M and [H2] = 0.10 M?

A. 0.22 M
B. 0.34 M
C. 3.5 × 10-2 M
D. 7.0 × 10-2 M
E. 7.7 × 10-3 M

Reference no: EM13282366

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