Question

At an elevated temperature, the equilibrium constant, Kc, for the following reaction is 54.
H2(g) + I2(g) 2 HI(g)
If the equilibrium concentrations of H2 and I2 are 0.025 mol/L and 0.017 mol/L, what is the equilibrium concentration of HI?
A.5.3 10-4 M
B.2.8 10-3 M
C.0.023 M
D.0.15 M
E.6.6 M

Answer

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