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Defines word and chemical equations, demonstrates how to balance equations, and illustrates how energy is gained or lost during reactions.
Educational Images Ltd., PO Box 3456, Westside Sta., Elmira, NY 14905-0456, Phone: (607)732-1090, Toll-free: 800-527-4264, Fax: (607)732-1183, Email: edimages@edimages.com, URL: http://www.educationalimages.com
Available on VHS
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