Design a chemical stop-clock using different dilutions of two colourless solutions which, when mixed together will remain colourless for a period of time and then suddenly change to a deep blue colour.
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A chemical stop-clock - iodine clock reaction - teacher
Experiment | PDF, Size 0.27 mbA chemical stop-clock - iodine clock reaction - student handout
Experiment | PDF, Size 0.25 mbIndex of activities and junk list final
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