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Tuesday 8 May 2018

Deffusion

Aim: To find out what will happen to potassium permanganate (purple dye)  if put to a cold and hot water.

Hypothesis: I think that the purple dye will spread faster in hot water than in cold water.

Equipment: Petre dish,  potassium permanganate, cold water, hot water

Results:
Before:













After:

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