Question

Which of these would be LEAST LIKELY to affect the rate of a reaction?

A)introduce a catalyst
B)change the temperature
C)add more of the reactants
D)allow the chemicals to stand overnight

Answer 1

Answer:

D) allow the chemicals to stand overnight

Explanation:

Temperature, concentration, and catalysts all can affect the rate of a reaction. Letting it stand overnight would most likely do nothing for the rate of the reaction.