Chromatograms of compounds A and B were obtained at the same flow rate with two columns of equal length. Detector response Column 1 Column 2 2 Time 6 SAS А 8 B 10 12 Without performing any calculations, answer the following questions, justifying your answers: (a) Which column has more theoretical plates? (b) Which column has a larger plate height? (c) Which column gives higher resolution? (d) Which column gives a greater relative retention? (e) Which compound has a higher capacity factor? (f) Which compound has a greater partition coefficient?

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Chromatograms of compounds A and B were obtained at the same flow rate with two columns of
equal length.
Detector response
0
1
Y
2
Column 1
Column 2
4
6
Time-
L
8
B
10
12
Without performing any calculations, answer the following questions, justifying your answers:
(a) Which column has more theoretical plates?
(b) Which column has a larger plate height?
(c) Which column gives higher resolution?
(d) Which column gives a greater relative retention?
(e) Which compound has a higher capacity factor?
(f) Which compound has a greater partition coefficient?
Transcribed Image Text:Chromatograms of compounds A and B were obtained at the same flow rate with two columns of equal length. Detector response 0 1 Y 2 Column 1 Column 2 4 6 Time- L 8 B 10 12 Without performing any calculations, answer the following questions, justifying your answers: (a) Which column has more theoretical plates? (b) Which column has a larger plate height? (c) Which column gives higher resolution? (d) Which column gives a greater relative retention? (e) Which compound has a higher capacity factor? (f) Which compound has a greater partition coefficient?
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