A specific steroid has a λmax of 249 nm and a molar absorptivity ε of 11,500 L mol−1 cm–1. What is the concentration of the compound in a solution whose absorbance at 249 nm is A = 0.050 with a sample pathlength of 1.00 cm?

A specific steroid has a λmax of 249 nm and a molar absorptivity ε of 11,500 L mol−1 cm–1. What is the concentration of the compound in a solution whose absorbance at 249 nm is A = 0.050 with a sample pathlength of 1.00 cm?

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter14: Ultraviolet Spectroscopy, Refractive Indices, And Qualitative Instrumental Organic Analysis

Section: Chapter Questions

Problem 4Q

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A specific steroid has a λ_max of 249 nm and a molar absorptivity ε of 11,500 L mol⁻¹ cm^–1. What is the concentration of the compound in a solution whose absorbance at 249 nm is A = 0.050 with a sample pathlength of 1.00 cm?

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