Gas chromatography requires asample size.O Much, much less than a gramA gram or less1 to 10 grams10 to 100 gramsGas chromatography does not have a restriction on its sample sizeQUESTION 11Which of the following would not have a characteristic functional group absorption in an IR spectrum?butanalbenzoic acidO dimethyl etherO propanoneO 1-pentanolQUESTION 12All of the following except foris a required step in ion-exchange chromatography.The packed column is equilibrated with a buffer.O Determination of the distance traveled by the analyte.O The column is washed with additional buffer to remove unbound components.O The elution of the bound analyte.O The sample is loaded onto the column.

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Gas chromatography requires a sample size.

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

Chapter26: An Introduction To Chromatographic Separations

Section: Chapter Questions

Problem 26.22QAP

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Question

Gas chromatography requires a
sample size.
O Much, much less than a gram
A gram or less
1 to 10 grams
10 to 100 grams
Gas chromatography does not have a restriction on its sample size
QUESTION 11
Which of the following would not have a characteristic functional group absorption in an IR spectrum?
butanal
benzoic acid
O dimethyl ether
O propanone
O 1-pentanol
QUESTION 12
All of the following except for
is a required step in ion-exchange chromatography.
The packed column is equilibrated with a buffer.
O Determination of the distance traveled by the analyte.
O The column is washed with additional buffer to remove unbound components.
O The elution of the bound analyte.
O The sample is loaded onto the column.

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