Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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![In a study of the gas phase decomposition of hydrogen peroxide at 400 °C
H2O2(g)H20(g) + % O2(g)
the following data were obtained:
[H2O2], M
0.122
6.10x10-2
3.05x10-2
1.53x10-2
104
seconds
14.9
44.8
Hint: It is not necessary to graph these data.
(1)
The observed half life for this reaction when the starting concentration is 0.122 M is
s and when the starting concentration is 6.10×10-2 M is
(2)
The average A(1/[H2O2])/ At from t= 0 s to t= 14.9 s is
The average A(1/[H2O2])/ At from tD
14.9 s to t= 44.8 s is
(3)
Based on these data, the rate constant for this
order reaction is
M's.](https://content.bartleby.com/qna-images/question/bf087b20-ee46-4d8c-99d8-9b69ff156717/83d5a19f-7837-491f-8755-ee10472f0c0d/6baqoer_processed.jpeg)
Transcribed Image Text:In a study of the gas phase decomposition of hydrogen peroxide at 400 °C
H2O2(g)H20(g) + % O2(g)
the following data were obtained:
[H2O2], M
0.122
6.10x10-2
3.05x10-2
1.53x10-2
104
seconds
14.9
44.8
Hint: It is not necessary to graph these data.
(1)
The observed half life for this reaction when the starting concentration is 0.122 M is
s and when the starting concentration is 6.10×10-2 M is
(2)
The average A(1/[H2O2])/ At from t= 0 s to t= 14.9 s is
The average A(1/[H2O2])/ At from tD
14.9 s to t= 44.8 s is
(3)
Based on these data, the rate constant for this
order reaction is
M's.
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