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Given the data in Figure 2, answer the following questions. You may refer to the color wheel and the color/wavelength chart on the cover sheet. n Values Concentration LH Relationship Between Concentration and Absorbtion 0.70- (c.u./L) Absorbance 5.000 0.289 0.65- 10.000 0.464 15.000 0.638 20.000 0.709 0.60- 0.55- Linear mc+b m =0.0286 0.50- b =0.167 r=0 985 0.45- 0.40 - 323 nm 0.35- 0.30- Unknown Concentration Concentration 0.25- (c.u./L) Absorbance 10 13 15 18 20 0.444 Concentration (c.u./L) Figure 2: Determination of an Unknown Solution Concentration What is the concentration of the unknown solution in c.u./L (color units per liter) а. a. 9.68 b. 15.52 c. 9.01 d. 12.87 Absorbance

Given the data in Figure 2, answer the following questions. You may refer to the color wheel and the color/wavelength chart on the cover sheet. n Values Concentration LH Relationship Between Concentration and Absorbtion 0.70- (c.u./L) Absorbance 5.000 0.289 0.65- 10.000 0.464 15.000 0.638 20.000 0.709 0.60- 0.55- Linear mc+b m =0.0286 0.50- b =0.167 r=0 985 0.45- 0.40 - 323 nm 0.35- 0.30- Unknown Concentration Concentration 0.25- (c.u./L) Absorbance 10 13 15 18 20 0.444 Concentration (c.u./L) Figure 2: Determination of an Unknown Solution Concentration What is the concentration of the unknown solution in c.u./L (color units per liter) а. a. 9.68 b. 15.52 c. 9.01 d. 12.87 Absorbance

Chemistry
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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Short answer/problems. Show your work, use correct significant figures/units and use complete sentences (where appropriate). 1. Given the data in Figure 2, answer the following questions. You may refer to the color wheel and the color/wavelength chart on the cover sheet. n Values Concentration 0.70- Relationship Between Concentration and Absorbtion (c.u./L) Absorbance 5.000 0.289 0.65- 10.000 0.464 15.000 0.638 20.000 0.709 0.60 - 0.55- Linear mc+b m = 0.0286 b = 0.167 0.50 - r= 0.985 0.45- 0.40 - 523 nm 0.35- 0.30 - Unknown Concentration Concentration 0.25- (c.u./L) Absorbance 10 13 15 18 20 0.444 Concentration (c.u./L) Figure 2: Determination of an Unknonn Solution Comcentration What is the concentration of the unknown solution in c.u./L (color units per liter) а. a. 9.68 b. 15.52 с. 9.01 d. 12.87 Absorbance
Transcribed Image Text:Short answer/problems. Show your work, use correct significant figures/units and use complete sentences (where appropriate). 1. Given the data in Figure 2, answer the following questions. You may refer to the color wheel and the color/wavelength chart on the cover sheet. n Values Concentration 0.70- Relationship Between Concentration and Absorbtion (c.u./L) Absorbance 5.000 0.289 0.65- 10.000 0.464 15.000 0.638 20.000 0.709 0.60 - 0.55- Linear mc+b m = 0.0286 b = 0.167 0.50 - r= 0.985 0.45- 0.40 - 523 nm 0.35- 0.30 - Unknown Concentration Concentration 0.25- (c.u./L) Absorbance 10 13 15 18 20 0.444 Concentration (c.u./L) Figure 2: Determination of an Unknonn Solution Comcentration What is the concentration of the unknown solution in c.u./L (color units per liter) а. a. 9.68 b. 15.52 с. 9.01 d. 12.87 Absorbance
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