The following reactions have equal frequency factors and occur at the same temperature. Reaction 1 has an activation energy of 45 kJ/mol. Reaction 2 has an activation energy of 78 kJ/mol. Reaction 3 has an activation energy of 30 kJ/mol. Which reaction has the smallest rate constant, k? A) Reaction 1 B) Reaction 2 C) Reaction 3 D) Not enough information given.

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
Section11.4: A Nanoscale View: Elementary Reactions
Problem 11.8PSP
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The following reactions have equal frequency factors and occur at the same
temperature.
Reaction 1 has an activation energy of 45 kJ/mol.
Reaction 2 has an activation energy of 78 kJ/mol.
Reaction 3 has an activation energy of 30 kJ/mol.
Which reaction has the smallest rate constant, k?
A) Reaction 1
B) Reaction 2
C) Reaction 3
D) Not enough information given.
Transcribed Image Text:The following reactions have equal frequency factors and occur at the same temperature. Reaction 1 has an activation energy of 45 kJ/mol. Reaction 2 has an activation energy of 78 kJ/mol. Reaction 3 has an activation energy of 30 kJ/mol. Which reaction has the smallest rate constant, k? A) Reaction 1 B) Reaction 2 C) Reaction 3 D) Not enough information given.
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