Irreversible changes and the ‘freaky hand’
Try this investigation to get learners thinking about when an irreversible reaction produces a gas. Includes detailed teacher notes, classroom slides and a video demonstration.
This experiment focuses on reacting vinegar and bicarbonate of soda to produce carbon dioxide gas. First watch the video showing the ‘freaky hand’ demonstration, then find out how to run this as an investigation to explore irreversible reactions.
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