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The Art of Effective Demonstrations Click on one of the titles below to read an excerpt on demonstrations from Chemical Principles Visualized, a work in progress, by David A. Katz:: These are PDF files and require Acrobat Reader The Art of Effective Demonstrations Common Chemicals and Supplies in and Around Your Home Drops of Water on a Coin (Intermolecular forces) Which Will Evaporate First (factors affecting evaporation) The Visual Electromagnetic Spectrum Colored Flames (A safe method with bright colors) Overhead Projector Spectroscope Non-Intuitive Demos and Activities to Make Students Think
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