The solvent is the mobile phase and the chromatography paper is the stationary phase.
Adsorption - the property of how well a substance in the mixture sticks to the chromatographic column. The higher the adsorption the slower the substance will move along the column.
Solubility - the property of how well a substance in the mixture dissolves into the solvent. The higher the solubility the faster the substance will move along the column.
This is how it looks like:
This how fractional distillation looks like:
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