Why does increasing the concentration of reactants typically increase the rate of a reaction?
A) A higher concentration of reactants means a higher kinetic energy per molecule.
B) A higher concentration of reactants means a lower activation energy.
C) A higher concentration of reactants means that a catalyst has been added.
D) A higher concentration of reactants means a higher activation energy.
E) A higher concentration of reactants means more collisions per amount of time.

Question

Quizplus · Accepted Answer

Increasing the concentration of reactants leads to more frequent collisions between reactant molecules, which can increase the rate of the reaction.

Why Does Increasing the Concentration of Reactants Typically Increase the Rate