a. Dotermine the callbration sensitivity of the method. b. Determine the exact LOD (in mg/L) for the method. c. Determine the exact LOQ (in mg/L) for the method.
a. Dotermine the callbration sensitivity of the method. b. Determine the exact LOD (in mg/L) for the method. c. Determine the exact LOQ (in mg/L) for the method.
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
Chemistry
![1. The foilowing calibration data were obtained by visible spectroscopy for the determination of FD&C
Yellow 5 in various food products:
Concentration of Standard
FD&C Yellow 5 (mg/L)
0.00
Number of replicate
measurements (n)
Mean analytical signal
(Abs)
0.099
Standard deviation
(Abs)
0.0081
0.0050
0.0080
0.0078
15
5.00
10
10.00
0.185
0.282
4.
15.00
4.
0.345
20.00
25.00
4
0.425
0.0085
0.0109
4
0.483
a. Determine the calibration sensitivity of the method.
b. Determine the exact LOD (in mg/L) for the method.
c. Determine the exact LOQ (in mg/L) for the method.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F82d11657-3f79-4d46-bb26-ac89de89a9f1%2F267865fe-ee58-43cc-a928-3ef0a36d8c0d%2Flect7gy_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. The foilowing calibration data were obtained by visible spectroscopy for the determination of FD&C
Yellow 5 in various food products:
Concentration of Standard
FD&C Yellow 5 (mg/L)
0.00
Number of replicate
measurements (n)
Mean analytical signal
(Abs)
0.099
Standard deviation
(Abs)
0.0081
0.0050
0.0080
0.0078
15
5.00
10
10.00
0.185
0.282
4.
15.00
4.
0.345
20.00
25.00
4
0.425
0.0085
0.0109
4
0.483
a. Determine the calibration sensitivity of the method.
b. Determine the exact LOD (in mg/L) for the method.
c. Determine the exact LOQ (in mg/L) for the method.
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