A catalyst is a. A substance which increases the rate of a reaction by adding heat to it. b. A substance which increases the rate of a reaction without being used up in the reaction. c. An intermediate in a reaction which influences its rate. d. A solid which provides a "kick start" for the reaction, but is not affected by it.
A catalyst is a. A substance which increases the rate of a reaction by adding heat to it. b. A substance which increases the rate of a reaction without being used up in the reaction. c. An intermediate in a reaction which influences its rate. d. A solid which provides a "kick start" for the reaction, but is not affected by it.
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter16: Reaction Rates
Section: Chapter Questions
Problem 42A: How would you express the rate of the chemical reaction AB based on the concentration of Reactant A?...
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Question
A catalyst is
a. |
A substance which increases the rate of a reaction by adding heat to it. |
|
b. |
A substance which increases the rate of a reaction without being used up in the reaction. |
|
c. |
An intermediate in a reaction which influences its rate. |
|
d. |
A solid which provides a "kick start" for the reaction, but is not affected by it. |
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