The following data were obtained for four compounds separated on a 20 m capillary coloumn. Compound t,(min) w(min) A 8.04 0.15 B 8.26 0.17 C 8.43 0.18 (a)Calculate the number of theoretical plates for each compound and the average number of theoretical plates for the column. (b) calculate the average height of theoretical plates. (c) explain why it is possible for each compound to have a different number of theoretical plates?

The following data were obtained for four compounds separated on a 20 m capillary coloumn. Compound t,(min) w(min) A 8.04 0.15 B 8.26 0.17 C 8.43 0.18 (a)Calculate the number of theoretical plates for each compound and the average number of theoretical plates for the column. (b) calculate the average height of theoretical plates. (c) explain why it is possible for each compound to have a different number of theoretical plates?

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

Chapter27: Gas Chromatography

Section: Chapter Questions

Problem 27.24QAP

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