Reaction Quotient and Equilibrium Constant

AP Chemistry· difficulty 2/5

For aA + bB ⇌ cC + dD, K =

A
$[A]^a[B]^b / [C]^c[D]^d$
B
$abK - cd$
C
$[C]^c[D]^d / [A]^a[B]^b$
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D
$([A]+[B]) / ([C]+[D])$

Explanation

Products over reactants, each raised to its stoichiometric coefficient.

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