Chromatogram

Chemistry: Cambridge International GCSE Supplement, topic 12.3.3

Test yourself on Chromatogram

  • What can we conclude if a reference substance's Rf value matches a spot's Rf value in every solvent tested?

  • Which of the following describe a reference substance?

  • What do scientists calculate from a chromatogram to identify compounds in a mixture?

  • What 2 distances are important when calculating Rf values in chromatography?

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