Essential Chemistry for IGCSE - Chemical Reactions (Section 5 - No. 28)
Which of the following is true about a reaction at equilibrium?
The forward and reverse reactions have stopped.
The concentrations of reactants and products are constant.
The rate of the forward reaction equals the rate of the reverse reaction.
The reaction is no longer changing.
Explanation
At equilibrium, the rates of the forward and reverse reactions are equal, leading to constant concentrations.
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