METHOD - 1. Half fill your petri dish with cold water
2. Place the petri dish on your work bench and allow the water to become settled.
3. Using the tweezers, place a single crystal of potassium permanganate in the centre of the petri dish
4. Observe for 5 minutes
5. Repeat the experiment using hot water
DISCUSSION - In cold water the particles Slowly diffuses into the water turning the liquid to purple. In the hot water the particles briskly diffuses into the water.
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