Calculating the Equilibrium Constant

AP Chemistry· difficulty 3/5

For A ⇌ B + C: [A] = 0.20, [B] = 0.10, [C] = 0.10. K =

  • A

    0.20

  • B

    0.10

  • C

    0.05

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  • D

    0.50

Explanation

K = [B][C]/[A] = 0.10·0.10/0.20 = 0.05.

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