객관식
Which term best completes the sentence: A(n) _____ is a substance that speeds up a chemical reaction without being consumed in the process.
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15. Chemical Kinetics
Catalyst
Multiple Choice
Which term best describes a substance that increases the rate of a chemical reaction without being consumed or permanently altered in the process?
A
Catalyst
B
Inhibitor
C
Reactant
D
Product
검증된 단계별 안내1
Understand the definition of each term: A reactant is a substance that participates in and is consumed during a chemical reaction.
A product is a substance formed as a result of a chemical reaction.
An inhibitor is a substance that decreases the rate of a chemical reaction.
A catalyst is a substance that increases the rate of a chemical reaction without being consumed or permanently altered.
Identify that the term describing a substance that speeds up a reaction without being used up is 'catalyst'.
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