Which two types of matter are pure substances? A homogenous mixtures and elements B solutions and compounds C elements and compounds D mixtures and elements

elements and compounds

Explanation:

Pure substances contain the same type of particles in the substance. All the component particles in a pure substance have exactly the same composition and are present in exactly the same proportion.

An element consists of atoms of the a particular element in a specified arrangement. A compound is composed of atoms of elements joined together in a unique way and that arrangement is maintained throughout the substance. Hence these are pure substances.

samuel de champlain. in 1608, king henry iv sponsored pierre dugua, sieur de mons and samuel de champlain as founders of the city of quebec with 28 men. this was the second permanent french settlement in the colony of canada.