Calculating Equilibrium Concentrations

AP Chemistry· difficulty 4/5

When K ≫ 1, an ICE problem is often solved by

A
$Always quadratic$
B
$Going to completion, then setting up small-back-reaction approximation$
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C
$Ignoring all reactants$
D
$Using K = 1$

Explanation

With large K, products dominate; let products form fully then back-react slightly.

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