Describes an experiment which allows students to observe the four oxidation states of vanadium obtained in aqueous solution. (SL)

Describes basic laboratory procedures in a secondary level experiment designed to relate ionic and descriptive chemistry. (SL)

Describes an undergraduate physical chemistry experiment in isotope separation which utilizes a carbon dioxide laser. (SL)

Describes multifunctional instruments which combine the functions of power supplies, amplifiers, oscillators, and various switching circuits. (SL)

Describes d.c. amplifiers available through English manufacturers and laboratory experiments which can be performed with them. (SL)

Describes ways to help students improve their spelling ability. (MKM)

Describes an experimental arrangement which provides a simple introduction to holographic interferometry. (SL)

Describes a method for testing the chlorine content of water. (SL)

Describes experiments used to illustrate the kinetics of reversible chemical reaction. (SL)

Describes a hazardous materials safety course specifically designed for firemen, rescue workers, and safety officials. (SL)

Describes experiments for determining the dielectric constants of liquids and measuring capacitor dissipation. (SL)

Discusses a self-paced individualized general chemistry laboratory, the Doctor of Arts program, the Educational Resources Information Center (ERIC) system, and problems existing in chemistry education. (SL)

Describes an experiment using flow densimetry for determining the solution concentration in equilibrium with the excess solid solvent present. (SL)

Describes an inexpensive device for students to measure Planck's constant using the photoelectric effect. (SL)