Modern Chemistry, Lesson 5: Atoms and Molecules - Their Symbols and Formulas

Duration: 30 min

Creator: Encyclopaedia Britannica Educational Corporation

Description: Reviews ways of distinguishing experimentally between heterogeneous systems and homogeneous systems, and between solutions and pure substances (compounds or elements). Introduces the idea of the element and the molecule.

Metadata Source:Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education)