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You are analyzing the volatile liquids in charcoal lighter fluid. Which type of chromatography would be the best choice? Ion Exchange Thin Layer Gas HP Liquid Size Exclusion

You are analyzing the volatile liquids in charcoal lighter fluid. Which type of chromatography would be the best choice? Ion Exchange Thin Layer Gas HP Liquid Size Exclusion

Chemistry
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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You are analyzing the volatile liquids in charcoal lighter fluid. Which type of chromatography would be the best choice? Ion Exchange Thin Layer Gas HP Liquid Size Exclusion
Transcribed Image Text:You are analyzing the volatile liquids in charcoal lighter fluid. Which type of chromatography would be the best choice? Ion Exchange Thin Layer Gas HP Liquid Size Exclusion
You are using an HPLC with a C₁8-silica column and a mixture of acetonitrile and water as the mobile phase. You can increase the retention time of compounds by... decreasing the % acetonitrile in the mobile phase since the stationary phase is non-polar. O increasing the acetonitrile in the mobile phase since the stationary phase is non-polar. increasing the % acetonitrile in the mobile phase since the stationary phase is polar. decreasing the % acetonitrile in the mobile phase since the stationary phase is polar.
Transcribed Image Text:You are using an HPLC with a C₁8-silica column and a mixture of acetonitrile and water as the mobile phase. You can increase the retention time of compounds by... decreasing the % acetonitrile in the mobile phase since the stationary phase is non-polar. O increasing the acetonitrile in the mobile phase since the stationary phase is non-polar. increasing the % acetonitrile in the mobile phase since the stationary phase is polar. decreasing the % acetonitrile in the mobile phase since the stationary phase is polar.
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