A sample of unknown identity was analyzed by thin-layer chromatography (TLC) using acetic acid/ethyl acetate (0.5:99.5) as developing solvent. The developed TLC plate was visualized and drawn below. Use the table of standard retention factor (R₁) values below to determine which compound is in the "Unknown". O O compound R₁ A 0.04 B C D E A B с D E 0.11 0.19 0.26 0.34 0 Unknown A 2.6 cm i 7.6 cm

A sample of unknown identity was analyzed by thin-layer chromatography (TLC) using acetic acid/ethyl acetate (0.5:99.5) as developing solvent. The developed TLC plate was visualized and drawn below. Use the table of standard retention factor (R₁) values below to determine which compound is in the "Unknown". O O compound R₁ A 0.04 B C D E A B с D E 0.11 0.19 0.26 0.34 0 Unknown A 2.6 cm i 7.6 cm

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter31: Introduction To Analytical Separations

Section: Chapter Questions

Problem 31.28QAP

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