Chromatography Analytical Instruments Quiz

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Questions and Answers

Which of the following statements regarding a degasser is true?

  • It is not necessary for obtaining repeatable results
  • It is a computer-based data processor
  • It uses a special polymer membrane tubing to remove gases (correct)
  • It uses a heater to remove gases

What is the purpose of a column heater in chromatography?

  • To process data
  • To maintain consistent temperature conditions (correct)
  • To separate compounds
  • To remove gases

Which type of data processor is more commonly used in chromatography?

  • A data processor is not necessary for chromatography
  • An analog data processor
  • A computer-based data processor (correct)
  • A digital data processor

Which of the following best describes the principle of separation in HPLC?

<p>Adsorption (D)</p> Signup and view all the answers

Which component will travel slower in HPLC column if it has more affinity towards the stationary phase?

<p>Component with more affinity (A)</p> Signup and view all the answers

Why will the components in a mixture be separated in HPLC?

<p>Because they have different affinities towards stationary phase (D)</p> Signup and view all the answers

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