Take 2-3 crystals of potassium permanganate and dissolve them in 100ml of water
Take out approximately 10 mL of this solution and put it into 90 mL of clear water
Take out 10 mL of this solution and put it into another 90 mL of clear water.
Keep diluting the solution like this 5 to 8 times.
Is the water still coloured ? 10 mL 10 mL 10 ml 100 ml. 100 ml 100 ml 100 ml 100 ml
Fig. 1.2: Estimating how small are the particles of matter. With every dilution, though the colour becomes light, it is still visible. under Aim, material required, experiment, observation, result, precautions
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