Question

24 what type of mixture is air considered to be?
a element
b heterogeneous mixture
c homogeneous mixture
d compound

Explanation:

Air is composed of nitrogen, oxygen, carbon - dioxide and other gases uniformly distributed at a given altitude. A homogeneous mixture has a uniform composition throughout. Elements are pure substances made of only one type of atom, compounds are pure substances made of two or more types of atoms chemically combined, and heterogeneous mixtures have non - uniform composition.

Answer:

C. Homogeneous mixture