A catalyst A) is an H⁺-yielding molecule. B) is an acid. C) is an alkali. D) increases the speed of a chemical reaction.

Name: A catalyst A) is an H + -yielding molecule. B) is an acid. C) is an alkali. D) increases the speed of a chemical reaction.
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Question

Quizplus · Accepted Answer

A catalyst is a substance that increases the rate of a chemical reaction without undergoing any permanent chemical change itself. Therefore, it speeds up the reaction. Choices A, B, and C are not accurate descriptions of a catalyst.

A Catalyst