Electrochemical cells
Contributors: Ward's Natural Science Establishment, inc.
Edition: 2nd ed.
Series: CHEM study -- v. 9
Publisher: Ward's Natural Science Establishment, Inc.
Place of publication: Rochester, N.Y
Format: Videorecording
Number of pages: 24
Subjects: Electrochemistry.
Description: Uses time-lapse photography in describing the construction and operation of an electrochemical coil, the changes at the electrodes, the cell processes, the nature of the electrode reactions, the motion of the electron and ion currents, and the relationship between concentrations and cell voltage. Uses close-ups of a hydrogen electrode to illustrate the operation and to introduce a discussion of the table of Eo values.
Notes: VHS

Science consultants, Arthur Campbell and June Ewing ; teacher's guide revision prepared by William Kieffer, Margaret Carlberg and Margaret Nicholson.

This tape does NOT have captions or subtitles