Air is made up of different gases, such as oxygen, nitrogen, and carbon dioxide. Which statement best describes these three components of air?They are all classified as pure substances. They cannot react with another substance. They are chemically bonded to one another. They can be classified as elements.

The three components of air are all classified as pure substances since they are not chemically bonded so they can be separated by certain processes and be present as a pure substance.

Explanation:

nacl is added to the aqueous of what? ? in order to get a proper answer you have to specify the exact composition of the aqueous solution.