Modern Chemistry, Lesson 5: Atoms and Molecules - Their Symbols and Formulas
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✎ Suggest a correctionReviews 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.
Sources
- Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description
Record added 2026-09-11 00:30:09 · Suggest a correction