Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter14: Chemical Kinetics: The Rates Of Chemical Reactions
Section: Chapter Questions
Problem 12PS: The reaction 2 NO(g) + 2 H2(g) N2(g) + 2 H2O(g) was studied at 904 C, and the data in the table...
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Question
The reaction O2(g) + 2 NO(g) 2 NO2(g) was studied at a certain temperature with the following results:
Experiment | [O2(g)] (M) | [NO(g)] (M) | Rate (M/s) |
---|---|---|---|
1 | 0.0134 | 0.0134 | 0.0211 |
2 | 0.0134 | 0.0268 | 0.0842 |
3 | 0.0268 | 0.0134 | 0.0421 |
4 | 0.0268 | 0.0268 | 0.168 |
(a) What is the rate law for this reaction?
Rate = k [O2(g)] [NO(g)]
Rate = k [O2(g)]2 [NO(g)]
Rate = k [O2(g)] [NO(g)]2
Rate = k [O2(g)]2 [NO(g)]2
Rate = k [O2(g)] [NO(g)]3
Rate = k [O2(g)]4 [NO(g)]
(b) What is the value of the rate constant?
(c) What is the reaction rate when the concentration of O2(g) is 0.0200 M and that of NO(g) is 0.0319 M if the temperature is the same as that used to obtain the data shown above?
M/s
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