A solution of a specific vitamin has a åmax of 245 nm and a concentration of 4.15 x 10-M. The absorbance of the solution at245 nm is A = 0.145. What is the molar absorptivity of the vitamin at 245 nm ? A sample path length is 1.00 cm.molar absorptivity:L mol-'cm-!

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A solution of a specific vitamin has a Âmax of 245 nm and a concentration of 4.15 × 10-/M. The absorbance of the solution a 245 nm is A = 0.145. What is the molar absorptivity of the vitamin at 245 nm ? A sample path length is 1.00 cm.

A solution of a specific vitamin has a Âmax of 245 nm and a concentration of 4.15 × 10-/M. The absorbance of the solution a 245 nm is A = 0.145. What is the molar absorptivity of the vitamin at 245 nm ? A sample path length is 1.00 cm.

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter13: An Introduction To Ultraviolet-visible Molecular Absorption Spectrometry

Section: Chapter Questions

Problem 13.24QAP

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Question

A solution of a specific vitamin has a åmax of 245 nm and a concentration of 4.15 x 10-M. The absorbance of the solution at
245 nm is A = 0.145. What is the molar absorptivity of the vitamin at 245 nm ? A sample path length is 1.00 cm.
molar absorptivity:
L mol-'cm-!

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