However, the juice is not pure in the chemical sense, because it contains different substances mixed together. In chemistry: The substances in a mixture can be elements, or compounds, or both.

Chemistry: Elements, Compounds, and Mixtures (2nd Edition) (1983) is a 20-minute educational film from the *Chemistry Series* ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...