Chemistry · May / June 2024 · Paper 11 · Question 39
5070Chromatography
The chromatogram shown is produced using a spot of black ink placed at point X. [chromatogram diagram with solvent, baseline, solvent front, chromatography paper, X, M] Spot M is produced by a blue dye in the ink. What is the Rf value of this blue dye?
- A0.22
- B0.25
- C0.33
- D0.43
As printed in the paper
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Correct answer: C. 0.33
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