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QWhat does the term "catalyst" signify in chemistry?

ID: #11068 Definitions 95 views
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  • A A substance that increases the rate of a chemical reaction without being consumed in the process ✔ ✖
  • B The force of attraction between two objects ✔ ✖
  • C The process of converting a solid directly into a gas ✔ ✖
  • D The amount of space occupied by an object ✔ ✖
Correct Answer: Option A

Explanation

A catalyst is a substance that speeds up the rate of a chemical reaction by lowering the activation energy required for the reaction to occur. It participates in the reaction but is not consumed or permanently altered.

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