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Direct linkYufei Wang; Rebecca J. Abergel – Journal of Chemical Education, 2023
In view of the mounting requirements for courses in nuclear chemistry and radiochemistry, hands-on experience in the separations of radioisotopes is imperative. Three separation techniques commonly used were introduced, coprecipitation, liquid-liquid extraction, and ion-exchange chromatography. Their principles and the associated fundamental…
Descriptors: Hands on Science, Chemistry, Science Instruction, Methods
Peer reviewedPuffer, John H. – Journal of Geological Education, 1979
Describes potentially dangerous classroom situations involving toxic minerals. The intent of the article is to make students aware of the dangers so that they may act responsibly in health-related decisions as professional geologists. (Author/SA)
Descriptors: Classroom Environment, College Science, Geology, Health
