Which term describes a substance that increases the rate of a chemical reaction without being consumed in the process?

• A. Inhibitor
• B. Product
• C. Catalyst
• D. Reactant

Answer: (C)

Verified step by step guidance

1. Understand the definition of each term: A reactant is a substance that participates in and is consumed during a chemical reaction.
2. Recognize that a product is a substance formed as a result of a chemical reaction.
3. Know that an inhibitor is a substance that decreases the rate of a chemical reaction.
4. Learn that a catalyst is a substance that increases the rate of a chemical reaction without being consumed in the process.
5. Therefore, identify that the term describing a substance that increases the reaction rate without being consumed is 'Catalyst'.