Which of the following properties most directly determines how far a compound travels…

CHEMISTRY · Single correct · A Level · Chemistry · Chromatography · Chromatography

Problem

Which of the following properties most directly determines how far a compound travels (its Rf value) during paper chromatography that uses water as the mobile phase? (a) Molar mass of the compound\text{Molar mass of the compound} (b) Boiling point difference between compound and solvent\text{Boiling point difference between compound and solvent} (c) Relative strength of the compound’s intermolecular interactions with the mobile phase compared with the stationary phase\text{Relative strength of the compound’s intermolecular interactions with the mobile phase compared with the stationary phase} (d) Density of the compound\text{Density of the compound}

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