Design a warning device that will give out a signal when activated. The device must be powered by the chemical reaction between 3 level teaspoons of citric acid and 1 level teaspoon of bicarbonate of soda.
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In Search of More Solutions provides material for chemical “egg race” competitions that help to put the fun back into chemistry, and gives students that “little bit extra” to motivate them to follow a scientific or technical career. Follow the links below to buy a copy from our online ...
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Identify the reason you’re teaching a particular experiment to ensure students learn not just how to do it, but the concept and technique too
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Get your 11–14 students applying their rates of reactions knowledge to new contexts
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