Ethanal vapour undergoes thermal dec in the C₂H4O(g) ->> CH4(g) + CO(g) Analysis Questions a) Use the data in Table 1, plot a labelled graph of the concentration of ethanol versus time.
Ethanal vapour undergoes thermal dec in the C₂H4O(g) ->> CH4(g) + CO(g) Analysis Questions a) Use the data in Table 1, plot a labelled graph of the concentration of ethanol versus time.
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 36QRT
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![Ethanal vapour undergoes thermal decomposition in the reaction
C₂H4O(g) CH4(g) + CO(g)
Analysis Questions
a) Use the data in Table 1, plot a labelled graph of the concentration of ethanol versus time.
The following data was recorded:
Table 1: Concentration of Ethanal During Thermal Decomposition
[C₂H₂O] (mol/L)
0.360
0.290
0.250
0.200
0.180
0.150
0.130
0.110
0.090
0.080
Time (s)
0
100
185
270
420
575
730
950
1250
1440
b) From the graph, determine the average rate of reaction between the times t= 0s and t = 420 s.
c) From the graph, determine the instantaneous rate of decomposition of ethanal when its concentration is 0.200
mol/L at 270 s. Draw the tangent line on the curve
d) From the graph, determine the initial rate of reaction. Draw the tangent line on the curve.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8d5cff72-38b2-4e24-b85d-37afbf8bdd89%2F4e1025bc-0351-4bdb-a106-18eeab048098%2Fl7yz19c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Ethanal vapour undergoes thermal decomposition in the reaction
C₂H4O(g) CH4(g) + CO(g)
Analysis Questions
a) Use the data in Table 1, plot a labelled graph of the concentration of ethanol versus time.
The following data was recorded:
Table 1: Concentration of Ethanal During Thermal Decomposition
[C₂H₂O] (mol/L)
0.360
0.290
0.250
0.200
0.180
0.150
0.130
0.110
0.090
0.080
Time (s)
0
100
185
270
420
575
730
950
1250
1440
b) From the graph, determine the average rate of reaction between the times t= 0s and t = 420 s.
c) From the graph, determine the instantaneous rate of decomposition of ethanal when its concentration is 0.200
mol/L at 270 s. Draw the tangent line on the curve
d) From the graph, determine the initial rate of reaction. Draw the tangent line on the curve.
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