What is Chromatography? Chromatography is the process of separating a mixture into its individual components. The easiest way to show this process to children is by using chromatography to separate inks. Waterproof inks in permanent markers and ball point pens require a chemical solvent, but the ink in washable markers can be separated with water, making for an easy and safe experiment. Materials: washable markers, coffee filters, pie pan Procedure: 1. Flatten a coffee filter…
Cheryl TaylorMarch 17, 2014