The solvent is removed using simple distillation. As the solvent is distilled off, the dissolved solid remains behind.
Paper chromatography is used to separate mixtures of soluble substances. These are often coloured substances such as food colourings, inks, dyes or plant pigments.
|Ethanol and water||Fractional distillation||Ethanol is a liquid which dissolves in water|
|Water from sea water||Simple distillation||Water is a solvent for a number of dissolved solids in sea water|
|Copper(II) sulfate from copper(II) sulfate solution||Crystallisation||Copper(II) sulfate is a dissolved solid|
|Chlorophyll from plant leaves||Chromatography||Chlorophyll is one of a number of dissolved pigments in plant leaves|
|Sand from sea water||Filtration||Sand is an insoluble solid in sea water|