A mixture initially contains A, B, and C in the following concentrations: [A] = 0.650 M, [B] = 1.35 M, and [C] = 0.300 M. The following reaction occurs and equilibrium is established: A+2B<->C
At equilibrium, [A] = 0.550 M and [B] = 0.400 M. Calculate the value of the equilibrium constant, Kc