Rf calculation, Distance ink travels/Distance solvent travels, Rf numerical value, Between 0-1, Solvent, The liquid the ink dissolves into, Pencil, The start line must be drawn in _________, Only 1 dot on chromatogram, Pure substance, More than one dot on chromatogram, Mixture, Stationary phase, Chromatography paper, Mobile phase, Solvent, If the ink spots travel the same distance, They are the same substance (and have same Rf), Why might a dye stay on the start line after chromatography?, It is insoluble in the solvent.

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