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Pick out the correct statement. | |
A. | In catalytic reactions, the catalyst reacts with the reactants. [Wrong Answer] |
B. | A catalyst initiates a chemical reaction. [Wrong Answer] |
C. | A catalyst lowers the activation energy of the reacting molecules. [Correct Answer] |
D. | A catalyst can not be recovered chemi cally unchanged at the end of the chemical reaction. [Wrong Answer] |