A solution containing 1.00mg iron (as the thiocyanate complex) in 100mL was observed to transmit 70.0% of the incident light compared to an appropriate blank. (a) What is the absorbance of the solution at this wavelength? (b) What fraction of light would be transmitted by a solution of iron four times as concentrated?

A solution containing 1.00mg iron (as the thiocyanate complex) in 100mL was observed to transmit 70.0% of the incident light compared to an appropriate blank. (a) What is the absorbance of the solution at this wavelength? (b) What fraction of light would be transmitted by a solution of iron four times as concentrated?

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter24: Introduction To Spectrochemical Methods

Section: Chapter Questions

Problem 24.21QAP

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A solution containing 1.00 mg ion (as the thiocyanate complex) in 100 mL was observed to transmit 70 % of the incident light compared to an appropriate blank. (a) What is the absorbance of this solution at this wavelength? (b) What fraction of light would be transmitted by a solution of iron four times as concentrated?
What color would you expect for light transmitted through a solution with an absorption maximum at (a) 450; (b) 550; (c) 650 nm?
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