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A mixture initially contains A, B, and C in the following concentrations: [A] = 0.400M ,...

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Chemistry

A mixture initially contains A, B, and C in the followingconcentrations: [A] = 0.400M , [B] = 0.700M , and[C] = 0.700M . The following reaction occurs andequilibrium is established:

A+2B?C

At equilibrium, [A] = 0.210M and [C] = 0.890M. Calculate the value of the equilibrium constant, Kc.

Express your answer numerically.

Answer & Explanation Solved by verified expert
4.3 Ratings (630 Votes)
aA bB cC dD Dd Cc Aa Bb so u have A 2B C put the concentrations of the products over the reactants C A B2 Remember that the coefficients of the original equation become exponents    See Answer
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