c. Data was obtained experimentally, where the CH3CH2Br concentration was monitored at various times during the experiment, and the findings are depicted below. Time/seconds CH3CH2B1[M] 2.43 100 1.55 200 0.99 300 0.67 400 0.45 500 0.34 600 0.24 (i) Using a graph method of the Integrated Rate Law to determine if the reaction obeys first order or second order reaction kinetics. (ii) From your graph determine the rate constant, k, for the reaction. (iii) Calculate the average rate of the reaction between 0 and100 seconds. And the average rate of the reaction between 500 and 600 seconds. (iv) Comment very briefly on why you think these average rates change during the course of the reaction and if this the behaviour you would expect to see as a reaction progresses. (v) State which energy profile diagram ((a.) or (b.) above) represents the reaction given the data above.
c. Data was obtained experimentally, where the CH3CH2Br concentration was monitored at various times during the experiment, and the findings are depicted below. Time/seconds CH3CH2B1[M] 2.43 100 1.55 200 0.99 300 0.67 400 0.45 500 0.34 600 0.24 (i) Using a graph method of the Integrated Rate Law to determine if the reaction obeys first order or second order reaction kinetics. (ii) From your graph determine the rate constant, k, for the reaction. (iii) Calculate the average rate of the reaction between 0 and100 seconds. And the average rate of the reaction between 500 and 600 seconds. (iv) Comment very briefly on why you think these average rates change during the course of the reaction and if this the behaviour you would expect to see as a reaction progresses. (v) State which energy profile diagram ((a.) or (b.) above) represents the reaction given the data above.
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter11: Chemical Kinetics
Section: Chapter Questions
Problem 11.50PAE
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![c. Data was obtained experimentally, where the CH3CH2B concentration was monitored at various
times during the experiment, and the findings are depicted below.
Time/seconds CH3CH2B1[M]
2.43
100
1.55
200
0.99
300
0.67
400
0.45
500
0.34
600
0.24
(i)
Using a graph method of the Integrated Rate Law to determine if the reaction obeys first
order or second order reaction kinetics.
(ii)
From your graph determine the rate constant, k, for the reaction.
(iii)
Calculate the average rate of the reaction between 0 and100 seconds. And the average rate
of the reaction between 500 and 600 seconds.
(iv)
Comment very briefly on why you think these average rates change during the course of
the reaction and if this the behaviour you would expect to see as a reaction progresses.
(v)
State which energy profile diagram ((a.) or (b.) above) represents the reaction given the
data above.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa527d2db-7829-4110-bcea-979023424c93%2F86c38f39-b0ae-469d-ab49-755d927bec3f%2F0wwhw_processed.png&w=3840&q=75)
Transcribed Image Text:c. Data was obtained experimentally, where the CH3CH2B concentration was monitored at various
times during the experiment, and the findings are depicted below.
Time/seconds CH3CH2B1[M]
2.43
100
1.55
200
0.99
300
0.67
400
0.45
500
0.34
600
0.24
(i)
Using a graph method of the Integrated Rate Law to determine if the reaction obeys first
order or second order reaction kinetics.
(ii)
From your graph determine the rate constant, k, for the reaction.
(iii)
Calculate the average rate of the reaction between 0 and100 seconds. And the average rate
of the reaction between 500 and 600 seconds.
(iv)
Comment very briefly on why you think these average rates change during the course of
the reaction and if this the behaviour you would expect to see as a reaction progresses.
(v)
State which energy profile diagram ((a.) or (b.) above) represents the reaction given the
data above.
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