Question

1. explain the main difference between a compound and mixture

Explanation:

A compound is a pure substance formed by chemical bonding of two or more elements in a fixed ratio. A mixture is a combination of two or more substances that are physically combined and not chemically bonded, and the substances in a mixture can be present in varying ratios.

Answer:

A compound is a pure - substance with fixed element ratios formed by chemical bonds. A mixture is a physical combination of substances with variable ratios.