Macmillan Learning The rate of a certain reaction was studied at various temperatures. The table shows temperature (T) and,rate constant (k) data collected during the experiments. Plot the data to answer the questions. What is the value of the activation energy, E., for this reaction? Ea = (K) (S-1) 400 0.000105 420 0.000658 440 0.00348 460 0.0159 480 0.0643 500 0.232 520 0.758 kJ mol-1 540 2.27 560 6.29 580 16.2 What is the value of the pre-exponential factor (sometimes called the frequency factor), A, for this reaction? A = I

Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter20: Kinetics
Section: Chapter Questions
Problem 20.60E
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Macmillan Learning
The rate of a certain reaction was studied at various
temperatures. The table shows temperature (T) and,rate
constant (k) data collected during the experiments. Plot the
data to answer the questions.
What is the value of the activation energy, E., for
this reaction?
Ea =
(K)
(S-1)
400
0.000105
420
0.000658
440
0.00348
460
0.0159
480
0.0643
500
0.232
520
0.758
kJ mol-1
540
2.27
560
6.29
580
16.2
What is the value of the pre-exponential factor (sometimes
called the frequency factor), A, for this reaction?
A =
I
Transcribed Image Text:Macmillan Learning The rate of a certain reaction was studied at various temperatures. The table shows temperature (T) and,rate constant (k) data collected during the experiments. Plot the data to answer the questions. What is the value of the activation energy, E., for this reaction? Ea = (K) (S-1) 400 0.000105 420 0.000658 440 0.00348 460 0.0159 480 0.0643 500 0.232 520 0.758 kJ mol-1 540 2.27 560 6.29 580 16.2 What is the value of the pre-exponential factor (sometimes called the frequency factor), A, for this reaction? A = I
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