Which of the following factors does NOT affect the rate of a chemical reaction?
A.
Concentration of reactants
B.
Presence of a catalyst
C.
Molecular weight of products
D.
Temperature
Correct Answer: Option C
Explanation
The molecular weight of products is not directly related to the rate of a chemical reaction. The factors that affect the reaction rate include concentration of reactants, temperature, presence of catalysts, surface area, and the nature of the reactants and products.
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