Which of the following is FALSE?     A and B     A. The half-life of a first-order reaction is the time it takes for the concentration of a species to fall to half its initial value.     D. Spectrophotometry is the measurement of the absorption of light by a material.     C. The smaller the activation energy, the more sensitive the rate constant is to the temperature.     all of the above     B. The temperature dependence of the rate constant of a reaction typically follows the Arrhenius law.     C and D

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 12QRT: Cyclobutane can decompose to form ethylene: The cyclobutane concentration can be measured as a...
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Which of the following is FALSE?

   

A and B

   

A. The half-life of a first-order reaction is the time it takes for the concentration of a species to fall to half its initial value.

   

D. Spectrophotometry is the measurement of the absorption of light by a material.

   

C. The smaller the activation energy, the more sensitive the rate constant is to the temperature.

   

all of the above

   

B. The temperature dependence of the rate constant of a reaction typically follows the Arrhenius law.

   

C and D

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