The figure below shows a portion of a GC chromatogram for a mixture of two aromatic compounds labeled A and B. The separation employed a 2.50 meter packed column under isothermal conditions (90 °C) and a flow rate of 10 mL/min. (a) (b) (c) (d) (e) Detector Signal 300.0 250.0 200.0 150.0 100.0 50.0 0.0 1.1 Unretained 1.2 1.5 time (min) Find the retention times for A and B. Find the times that components A and B spend in the stationary phase. Calculate the retention factors for each peak. Calculate the selectivity factor for the separation of A and B. Find the full widths of each peak.

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...
icon
Related questions
Question

question e only only

The figure below shows a portion of a GC chromatogram for a mixture of two aromatic
compounds labeled A and B. The separation employed a 2.50 meter packed column under
isothermal conditions (90 °C) and a flow rate of 10 mL/min.
Detector Signal
(a)
(b)
(c)
(d)
(e)
300.0
250.0
200.0
150.0
100.0
50.0
0.0
Unretained
1.2
1.5
time (min)
Find the retention times for A and B.
Find the times that components A and B spend in the stationary phase.
Calculate the retention factors for each peak.
Calculate the selectivity factor for the separation of A and B.
Find the full widths of each peak.
Transcribed Image Text:The figure below shows a portion of a GC chromatogram for a mixture of two aromatic compounds labeled A and B. The separation employed a 2.50 meter packed column under isothermal conditions (90 °C) and a flow rate of 10 mL/min. Detector Signal (a) (b) (c) (d) (e) 300.0 250.0 200.0 150.0 100.0 50.0 0.0 Unretained 1.2 1.5 time (min) Find the retention times for A and B. Find the times that components A and B spend in the stationary phase. Calculate the retention factors for each peak. Calculate the selectivity factor for the separation of A and B. Find the full widths of each peak.
Expert Solution
steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Knowledge Booster
Analytical Separations
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY