Chapter 24: Chromatography

________: forms a film that holds the pigment in place.

________: used to dissolve the other components and alter the viscosity.

________ is used to separate mixtures of soluble substances.

________ by chromatography produces a chromatogram.

Formulations are very important in the pharmaceutical industry where the ________ of each component must be precise.

________ will change the melting and boiling point of a substance.

If the ________ has the same melting or boiling point as the substance, then we can confirm that the substance is pure.

________: gives the paint colour.

Paint contains the following substances in ________:

A(n) ________, or mixture, produces two or more spots.

The ________ is the solvent that moves through the paper, carrying different substances with it.

gives the paint colour

forms a film that holds the pigment in place

used to dissolve the other components and alter the viscosity

fuels, cleaning agents, alloys, fertilisers and foods

useful mixtures with a precise purpose

only contains one compound or element

distance travelled by substance / distance travelled by solvent

where the molecules can move, liquid or gas

where the molecules can't move, solid or really thick liquid