The absorbance of 1.48 x 105 M methyl red solution, prepared in 0.1 M HCI, was measured using a 1.0 cm cell (cuvette) and found to be 0.550 at 524 nm. Calculate the molar absorption of methyl red under these conditions. Select one: O42956 M¹ cm 18524 M¹ cm 37162 M-¹ cm¹¹ 12760 M¹cm¹

The absorbance of 1.48 x 105 M methyl red solution, prepared in 0.1 M HCI, was measured using a 1.0 cm cell (cuvette) and found to be 0.550 at 524 nm. Calculate the molar absorption of methyl red under these conditions. Select one: O42956 M¹ cm 18524 M¹ cm 37162 M-¹ cm¹¹ 12760 M¹cm¹

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions

Section4.8: Stoichiometry Of Reactions In Aqueous Solution-titrations

Problem 1RC

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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

The absorbance of 1.48x 105 M methyl
red solution, prepared in 0.1 M HCI, was
measured using a 1.0 cm cell (cuvette) and
found to be 0.550 at 524 nm. Calculate the
molar absorption of methyl red under
these conditions.
Select one:
42956 M¹ cm-¹
<
18524 M²¹ cm 1
O37162 M.¹ cm ¹
12760 M¹¹cm¹

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