Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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
Transcribed Image Text:(7)
Answer the following questions with the choices (a-d):
(a) "Affinity"
(b)"Adsorption" (c)"Size-exclusion"
(d) "Partition"

Transcribed Image Text:() is the most selective one.
( ) primarily separates molecules by size.
() is the most commonly used in gas-liquid chromatography (GLC).
(8) Which of the following compounds would be most suitable to be analyzed by gas chromatography?
A) glucose
B) olive oil
D) rubbing alcohol
(9)
C) NaNO3 aqueous solution
E) none of the above is suitable.
For packed columns, decreasing the particle size can decrease the plate height and improve the
resolution. A decrease in particle size is accompanied by an increase in
A) pressure
B) retention time
C) void volume
Brai
D) peak area
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