Define each of the following terms: a. Thermal gradient, b. isocratic elution Describe some ways to shorten the duration of a Gas chromatographic analysis Describe the TCD detector. How does it work, application, characteristics.

Chemistry
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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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A liquid sample possibly contains one of these compounds how do you develop the TLC in order to find out  if the sample contains some of them? Describe the method in detail.

  1. Define each of the following terms: a. Thermal gradient, b. isocratic elution
  2. Describe some ways to shorten the duration of a Gas chromatographic analysis
  3. Describe the TCD detector. How does it work, application, characteristics.
  4. Describe the mechanism that allows analites to be separated in:ion-exchange chromatography
  5. We want to analyse organophosphorus pesticides in water.Justify with chromatographic technic should will be more suitable to separate, identify and quantify this mixture.
  6. a) technique, why?
  7. b) stationary and mobile phase, why?

c)Detector, why?           

  1. d) Explain in detail how will you identify the components
  2. e) Explain in detail how will you quantify the components
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