by msander | Jan 1, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry
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...
by msander | Oct 19, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
Everyone loves the incredible edible egg, but what about a green one? Today we’re coming at you with three kitchen egg demos that will bounce, denature, and colorize you into total chemical bewilderment! Find us on all these places: Subscribe!...
by msander | Jun 26, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
Whether you sop it up with bread or use it to boost your cooking, olive oil is awesome. But a lot of chemistry goes on in that bottle that can make or break a product. Take the “extra virgin” standard: Chemistry tells us that a higher free-fatty-acid content leads to...
by msander | Jun 5, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
New finding reveals how corals build their skeletons. Learn more: http://scim.ag/2rZhNh1 Read the research ($):...
by msander | Oct 20, 2014 | Gr 9-10 Science, Gr. 11-12 Chemistry, Safety
Diluting acids to prepare a solution of a required concentration requires skill, training and common sense. This Flinn Scientific video offers good, practical advice on how to prepare dilute acid solutions. A safer alternative to working with concentrated acids is...
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