Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![3. The decomposition of N,Os in carbon
tetrachloride has been studied:
2 N2O5 (g) →
2 N2O4 (g) + O, (g)
The concentration of N,Os is monitored for
1200 seconds and measured every 400
seconds. The data are tabulated below:
Rate = -A[N2O5]/
[N,O3]
(М)
time(s)
At(s)A[N,O5](M)
At(M/s)
0.0
1.40
400.0
1.10
800.0
0.87
1200.0
0.68
(a)
Fill the blanks in the table. Note that the last
column is the average rate of reaction.
(b) Briefly explain why the rates are decreasing.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fce8f28d4-227b-42b1-811e-bd6ebd21d35d%2F42828248-9b43-4b4c-bfe1-c9c8a3181d0e%2Fb5yi9yl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. The decomposition of N,Os in carbon
tetrachloride has been studied:
2 N2O5 (g) →
2 N2O4 (g) + O, (g)
The concentration of N,Os is monitored for
1200 seconds and measured every 400
seconds. The data are tabulated below:
Rate = -A[N2O5]/
[N,O3]
(М)
time(s)
At(s)A[N,O5](M)
At(M/s)
0.0
1.40
400.0
1.10
800.0
0.87
1200.0
0.68
(a)
Fill the blanks in the table. Note that the last
column is the average rate of reaction.
(b) Briefly explain why the rates are decreasing.
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