Praxis Chemistry 20241, 20242, 20245 Sharon Wynne

PRAXIS Chemistry 20241, 20245 Includes 20 competencies/skills found on the PRAXIS Chemistry tests and 125 sample-test questions. This guide, aligned specifically to standards prescribed by the Educational Testing Service, covers the sub-areas of Atomic Structure/Chemical Periodicity/Thermodynamics of Chemical Reactions; Nomenclature/The Mole, Bonding, and Geometry; Solutions and Solubility; Chemical Reactions/Biochemistry; Matter and Energy; Heat, Thermodynamics and Thermochemistry; History and Nature of Science; and Science, Technology and Social Perspectives. Это и многое другое вы найдете в книге Praxis Chemistry 20241, 20242, 20245 (Sharon Wynne)