Amax for Red 40Solution number1234Concentration5x105m2.5x105mConcentration of Red 40 in GatoradeBased on calibration curve, extinction coefficient for Red 40Absorbance of Red 40 in Gatorade at maxAbsorbance at max1.2939.0.637 5020am1.25x105m.347 500.0mm6.25x10m 190 soonmSo0nm2.443 Yellow 6 data:Amax for Yellow 6Solution number1234Concentration5×10sm2.5x105m1.75×10.5m6.25x10-6Based on calibration curve, extinction coefficient for Yellow 6Absorbance of Yellow 6 in Gatorade at λmaxConcentration of Yellow 6 in Gatorade2.7Absorbance at max1.1769.04830m.641 1184nm.371 482mm.243 4821.708

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Based on calibration curve, extinction coefficient for Red 40 Absorbance of Red 40 in Gatorade at max Concentration of Red 40 in Gatorade 2.443

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.10QAP

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Question

Amax for Red 40
Solution number
1
2
3
4
Concentration
5x105m
2.5x105m
Concentration of Red 40 in Gatorade
Based on calibration curve, extinction coefficient for Red 40
Absorbance of Red 40 in Gatorade at max
Absorbance at max
1.2939.0
.637 5020am
1.25x105m.347 500.0mm
6.25x10m 190 soonm
So0nm
2.443

Yellow 6 data:
Amax for Yellow 6
Solution number
1
2
3
4
Concentration
5×10sm
2.5x105m
1.75×10.5m
6.25x10-6
Based on calibration curve, extinction coefficient for Yellow 6
Absorbance of Yellow 6 in Gatorade at λmax
Concentration of Yellow 6 in Gatorade
2.7
Absorbance at max
1.1769.0
4830m
.641 1184nm
.371 482mm
.243 482
1.708

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