Front

What is chromatography?

Back

A laboratory technique used to separate a mixture.

Front

Which ink is a mixture of different inks?

Back

Black ink.

Front

What molecules move up the paper to carry the different colors of ink?

Back

Water.

Front

Chromatography separates a mixture of dyes on the basis of their...

Back

Density or weight.

Front

Two or more substances that are mixed together but not chemically combined create a...

Back

Mixture.

Front

What is a solvent?

Back

A substance that dissolves a solute, forming a solution.

Front

What is a solute?

Back

A substance that is dissolved in a solvent.

Front

What is the purpose of chromatography?

Back

To separate and analyze the components of a mixture.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

What is the role of water in chromatography?

Back

It acts as a mobile phase that carries the ink up the paper.