Essential Chemistry for IGCSE - Chemical Reactions (Section 5 - No. 20)

In a chemical reaction, what is the effect of increasing the concentration of a reactant?
Decreases the rate of the forward reaction.
Increases the rate of the reverse reaction.
Increases the rate of the forward reaction.
Has no effect on the reaction rate.

Explanation

Increasing the concentration of a reactant generally increases the rate of the forward reaction.

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