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Consider a separation performed on a 40.0 mm long open tubular column with a 0.50 mm diameter and a 2,0 um thick stationary phase. Compound A eluted at 12.51 min, compound B eluted at 13.37 min, and the unretained solvent eluted at 1.145 min. What are the adjusted retention times, rh, and retention factors, k, for compounds A and B? min min

Consider a separation performed on a 40.0 mm long open tubular column with a 0.50 mm diameter and a 2,0 um thick stationary phase. Compound A eluted at 12.51 min, compound B eluted at 13.37 min, and the unretained solvent eluted at 1.145 min. What are the adjusted retention times, rh, and retention factors, k, for compounds A and B? min min

Principles of Instrumental Analysis
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 27.23QAP
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Consider a separation performed on a 40.0 mm long open tubular column with a 0.50 mm diameter and a 2,0 um thick stationary phase. Compound A eluted at 12.51 min, compound B eluted at 13.37 min, and the unretained solvent eluted at 1.145 min. What are the adjusted retention times, r, and retention factors, k, for compounds A and B? min min k =
Transcribed Image Text:Consider a separation performed on a 40.0 mm long open tubular column with a 0.50 mm diameter and a 2,0 um thick stationary phase. Compound A eluted at 12.51 min, compound B eluted at 13.37 min, and the unretained solvent eluted at 1.145 min. What are the adjusted retention times, r, and retention factors, k, for compounds A and B? min min k =
What is the separation factor (relative retention), a, for this separation? The widths at half-height, win, of the peaks for compounds A and B are 0.139 min and 0.274 min, respectively. Find the number of theoretical plates, N, and plate height, H, for cach compound. NA Na = mm
Transcribed Image Text:What is the separation factor (relative retention), a, for this separation? The widths at half-height, win, of the peaks for compounds A and B are 0.139 min and 0.274 min, respectively. Find the number of theoretical plates, N, and plate height, H, for cach compound. NA Na = mm
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