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| Bedenbaugh, John H. | 1 |
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Bedenbaugh, John H. – Science Probe, 1991
Provides a step-by-step guide for a simple experiment to measure the approximate percentage of oxygen found in the air that we breathe. Includes background theory, working drawings, chemicals needed, list of supplies, experimental procedure, data evaluation method, and suggestions for extended study. (Author/JJK)
Descriptors: Chemistry, Enrichment Activities, Laboratory Procedures, Physics
