Essential Chemistry for IGCSE - Particles And Purification (Section 8 - No. 8)
What does the R_f value in chromatography represent?
The distance traveled by the solvent
The ratio of the distance traveled by a substance to the distance traveled by the solvent front
The retention time of a compound
The concentration of the substance
Explanation
R_f value is defined as the distance traveled by a compound divided by the distance traveled by the solvent front.
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