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pH Rainbow Tube

pH Rainbow Tube

Introduction In this demo, the teacher creates a beautiful rainbow of colours in a demonstration tube using universal indicator and a dilute acid and base. Discussion Universal indicator can be used to illustrate an entire range of pH conditions because it is made up...
pH Rainbow Tube Demonstration

pH Rainbow Tube Demonstration

The lesson here is a good one and it applies to all your favorite demonstrations—they make terrific inquiry labs for your students! This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free...
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