Absorbance 2 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 Acetic anhydride decay at 250 nm • D20 H20 2000 3000 Time (s) 1000 0 Line on figure A Line on figure B Line on figure C In (Absorbance) (A) 4000 1.000 0.500 0.000 -0.500 -1.000 -1.500 -2.000 -2.500 -3.000 -3.500 -4.000 0 1/Absorbance 40.00 35.00 30.00 25.00 20.00 15.00 10.00 5.00 0.00 5000 0 1000 Acetic anhydride decay at 250 nm • D20 • H2O Acetic anhydride decay at 250 nm • D20 H2O 2000 3000 Time (s) y=-0.000788x +0.714117 4000 5000 y = -0.00203x + 0.44013 1000 2000 3000 Time (s) 4000 5000 first order second order zero order
Absorbance 2 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 Acetic anhydride decay at 250 nm • D20 H20 2000 3000 Time (s) 1000 0 Line on figure A Line on figure B Line on figure C In (Absorbance) (A) 4000 1.000 0.500 0.000 -0.500 -1.000 -1.500 -2.000 -2.500 -3.000 -3.500 -4.000 0 1/Absorbance 40.00 35.00 30.00 25.00 20.00 15.00 10.00 5.00 0.00 5000 0 1000 Acetic anhydride decay at 250 nm • D20 • H2O Acetic anhydride decay at 250 nm • D20 H2O 2000 3000 Time (s) y=-0.000788x +0.714117 4000 5000 y = -0.00203x + 0.44013 1000 2000 3000 Time (s) 4000 5000 first order second order zero order
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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Question
The raw data is plotted in figure A. Then I transformed the absorbance data to make figures B and C. A line (instead of a curve) on each plot would predict what reaction order for the rate law?
Transcribed Image Text:Absorbance
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
Acetic anhydride decay at 250 nm
• D20 • H2O
3000
Time (s)
.............
1000
0
Line on figure A
Line on figure B
Line on figure C
2000
In (Absorbance)
(A)
4000
1.000
0.500
0.000
-0.500
-1.000
-1.500
-2.000
-2.500
-3.000
-3.500
-4.000
0
40.00
35.00
30.00
25.00
20.00
15.00
10.00
5.00
0.00
5000
0
1000
Acetic anhydride decay at 250 nm
D20 H2O
1 / Absorbance
Acetic anhydride decay at 250 nm
D20 H20
डि
3000
Time (s)
y = -0.00203x + 0.44013
1000
2000
3000
Time (s)
2000
©
y = -0.000788x +0.714117
4000
5000
4000
5000
************000
first order
second order
zero order
<
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