Objectives Distinguish between elements and compounds. Distinguish between pure substances and mixtures. Classify mixtures as homogenous or heterogeneous. Explain the difference between mixtures and compounds. Chapter 1 Classifying Matter Section 3 How Is Matter Classified? Classifying Matter An atom is the ...
Compounds and molecules are built from elements composed of at least two atoms joined with a chemical bond. Learn how elemental personalities build compounds and molecules, explore ionic and covalent chemical bonds, and compare pure substances to mixtures. Related...
Compare and contrast the techniques of Thin Layer Chromatography (TLC) and Gas Chromatography (GC), explaining how each method separates mixtures of materials. Discuss the sample introduction process, the composition of the mobile and stationary p...