Question

which statement best describes a compound? a compound is a solution. a compound is exemplified by sodium. a compound is a pure element. a compound contains two or more different elements in a fixed ratio

Explanation:

A compound is a substance formed when two or more different elements combine chemically in a fixed ratio. A solution is a homogeneous mixture, sodium is an element, and a compound is not a pure element as it has multiple elements.

Answer:

A compound contains two or more different elements in a fixed ratio.