Answer
A system is in dynamic equilibrium when rate of forward reaction is equal to the rate of reverse reaction. Examples of systems in dynamic equilibrium are:
1. $2NO_{2} ⇌ N_{2}O_{4}$
2. $CO_{2} + NO ⇌ NO_{2} + CO$
3. $CH_{3}COOH ⇌ CH_{3}COO^{-} + H^{+}$
Work Step by Step
Given above
