A(g) 2B(g) Time (s) 0. 20 40 60 80 100 P,(atm) 1.0 0.83 0.72 0.65 0.62 0.62 P,(atm) 0.0 0.34 0.56 0.70 0.76 0.76 (a) How long does it take for the system to reach equilibrium? (b) How does the rate of the forward reaction compare with the rate of the reverse reaction after 20 seconds? After 90 seconds?

Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter13: Fundamental Equilibrium Concepts
Section: Chapter Questions
Problem 4E: Is a system at equilibrium if the rate constants of the forward and reverse reactions are equal?
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A(g) 2B(g)
Time (s)
0.
20
80
100
40
60
P,(atm)
1.0
0.83
0.72
0.65
0.62
0.62
P,(atm)
0.0
0.34
0.56
0.70
0.76
0.76
(a) How long does it take for the system to reach equilibrium?
(b) How does the rate of the forward reaction compare with the rate of
the reverse reaction after 20 seconds? After 90 seconds?
Transcribed Image Text:A(g) 2B(g) Time (s) 0. 20 80 100 40 60 P,(atm) 1.0 0.83 0.72 0.65 0.62 0.62 P,(atm) 0.0 0.34 0.56 0.70 0.76 0.76 (a) How long does it take for the system to reach equilibrium? (b) How does the rate of the forward reaction compare with the rate of the reverse reaction after 20 seconds? After 90 seconds?
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