chromatography is a technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates.
Aim: To seperae the colours from the skittles by using chromotography.
Materials
Skittles
petri dish
water
Method.
1, Place the skittle around the edge of the petri dish.
2. Carefully put water into the middle of the dish.
3.Watch to see which colours reach the middle first.
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