At a wavelength of 266 nm, a 2.31×10-5 M solution of a compound has a transmittance of 15.1%in a 1.00-cm cell. What is the molar absorptivity at 266 nm?3.55x104 M-1.cm-16.54x 104 M-1-cm-11.90x105 M-1.cm-14.33x105 M-1.cm-14.98x 105 M-1.cm-

Given that: %Transmittance = 15.1% Conc.(C) = 2.31×10-5 M Length(l) = 1.00cm

Answered: in a 1.00-cm cell. What is the molar…

in a 1.00-cm cell. What is the molar absorptivity at 266 nm? 3.55 x 104 M-1-cm-1 6.54x 104 M-1.cm-1 1.90x105 M-1.cm-1 4.33x105 M-1-cm-1 4.98x105 M-1.cm-1

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter24: Introduction To Spectrochemical Methods

Section: Chapter Questions

Problem 24.2QAP

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.

Question

At a wavelength of 266 nm, a 2.31×10-5 M solution of a compound has a transmittance of 15.1%
in a 1.00-cm cell. What is the molar absorptivity at 266 nm?
3.55x104 M-1.cm-1
6.54x 104 M-1-cm-1
1.90x105 M-1.cm-1
4.33x105 M-1.cm-1
4.98x 105 M-1.cm-

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