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A and B react as follows: A + B -> 2C. The equilibrium constant is 5.0...

A and B react as follows: A + B -> 2C. The equilibrium constant is 5.0 × 106. If 0.40 mol of A and 0.70 mol of B are mixed in 1L, what are the concentrations of A, B, and C, after reaction?

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