QUESTION 25 A student finds the percent transmittance and the absorbance of a 0.10 M solution at different wavelengths, and the two graphs are presented below. 100 0.60 80 g0.40 60 0.20 40. 20 360 400 440 480 520 560 600 0. 360 400 440 480 520 560 600 Wavelength (nm) Wavelength (nm) What is the optimum wavelength for the analysis? O a. 510 nm O b. 600 nm O c. 520 nm O d. 380 nm
QUESTION 25 A student finds the percent transmittance and the absorbance of a 0.10 M solution at different wavelengths, and the two graphs are presented below. 100 0.60 80 g0.40 60 0.20 40. 20 360 400 440 480 520 560 600 0. 360 400 440 480 520 560 600 Wavelength (nm) Wavelength (nm) What is the optimum wavelength for the analysis? O a. 510 nm O b. 600 nm O c. 520 nm O d. 380 nm
Chemistry
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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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O a. concentration
O b. absorbance
O c. length (in centimeters) of the optical path
O d. molar absorptivity coefficient
O e. incident light
O f. transmittance
QUESTION 25
A student finds the percent transmittance and the absorbance of a 0.10 M solution at different wavelengths, and the two graphs are presented
below.
100
0.604
80
K0.40
60
E020
40
20
360 400 440 480 520 560 600
360 400 440 480 520 560 600
Wavelength (nm)
Wavelength (nm)
What is the optimum wavelength for the analysis?
O a. 510 nm
O b. 600 nm
O c. 520 nm
O d. 380 nm
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This question is related to spectrophotometry.
Absorbance is the amount of light absorbed by a solution, while transmittance is the amount of light that passes through a solution.
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