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JAMB Chemistry 2009 Objective — Question 28

Question 28 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2009 Objective paper, with the correct answer and a full explanation.

A catalyst increases the rate of a chemical reaction by

A. lowering the activation energyCorrect
B. raising the activation energy
C. raising the temperature
D. lowering the concentration

Explanation

A catalyst increases the rate of a reaction by lowering the activation energy.

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