Essential Chemistry for IGCSE - Chemical Reactions (Section 2 - No. 21)
Which of the following is the best description of Le Chatelier's principle?
The rate of a reaction is proportional to the concentration of reactants.
The equilibrium shifts to relieve stress.
Catalysts increase reaction rates.
Reactions proceed in one direction.
Explanation
Le Chatelier's principle states that a system at equilibrium will shift to counteract applied stress.
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