Concentration Calculations and Ab Volume of Allura Red Stock Solution (mL) 0 Solution 1 2 3 4 сл 6 ID of Drink Used: 2.0 4.0 6.0 8.0 10.0 Volume of DI Water (mL) 10.0 8.0 6.0 4.0 2.0 As received (undiluted): Diluted Drink Solution: Concentration of Dye (M) 0 3.0 x 10-5 TBD TBD Calculate the molar extinction coefficient (e) for Allura Red at 504 nm: Absorbance 0 0.011 0.096 0.363 0.443 0.298. 0.177 Use your calibration curve to determine the concentration of Allura Red in the diluted unknown:
Concentration Calculations and Ab Volume of Allura Red Stock Solution (mL) 0 Solution 1 2 3 4 сл 6 ID of Drink Used: 2.0 4.0 6.0 8.0 10.0 Volume of DI Water (mL) 10.0 8.0 6.0 4.0 2.0 As received (undiluted): Diluted Drink Solution: Concentration of Dye (M) 0 3.0 x 10-5 TBD TBD Calculate the molar extinction coefficient (e) for Allura Red at 504 nm: Absorbance 0 0.011 0.096 0.363 0.443 0.298. 0.177 Use your calibration curve to determine the concentration of Allura Red in the diluted unknown:
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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Transcribed Image Text:Concentration Calculations and Absorbance Data
Volume of Allura Red
Stock Solution (mL)
0
Volume of DI
Water (mL)
Solution
1
2
3
4
LO
5
6
ID of Drink Used:
2.0
4.0
6.0
8.0
10.0
10.0
8.0
6.0
4.0
2.0
0
As received (undiluted):
Diluted Drink Solution:
Concentration of Dye (M)
0
10-8
3.0 x 10-5
TBD
TBD
Calculate the molar extinction coefficient (e) for Allura Red at 504 nm:
Absorbance
0
0.011
0.096
0.363
0.443
0.298
0.177
unknown:
Use your calibration curve to determine the concentration of Allura Red in the diluted
Transcribed Image Text:CHEM 1111
Experiment 10
unknown:
Use the dilution equation to determine the concentration of Allura Red in the undiluted
Name:
Section:
If you drank a 12 oz bottle of the unknown, how many molecules of Allura Red would you
consume? 1 L = 33.814 oz
10-9
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