Purity and Formulations

A pure substance contains only __________ type of compound or element.

One

Chemical analysis is also known as __________ chemistry.

Analytical

Pure water contains only __________ molecules.

Water

A mixture of pure water and pure sodium chloride is called __________.

Saltwater

Pure substances have specific __________ and __________ points.

Melting; boiling

Water boils at __________ degrees Celsius.

100

Impure substances melt and boil over a __________ of temperatures.

Range

Adding salt to water lowers the __________ point.

Melting

Formulations are mixtures prepared using a __________ formula.

Specific

In a formulation, the different components are present in __________ proportions.

The same

Green paint needs components that give it a green color and help it __________ to the wall.

Stick

Formulations can be used for specific purposes like fuels, cleaning agents, and __________.

Medicines