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Chemistry
Which of the following statements best describes how a catalyst works?
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Q. Which of the following statements best describes how a catalyst works?
Chemical Kinetics
A
A catalyst changes the potential energies of the reactants and products.
B
A catalyst decreases the temperature of the reaction which leads to a faster rate.
C
A catalyst lowers the activation energy for the reaction by providing a different reaction mechanism.
D
A catalyst destroys some of the reactants, which lowers the concentration of the reactants.
Solution:
Correct answer is (c) A catalyst lowers the activation energy for the reaction by providing a different reaction mechanism.