Chromatography is technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rate.
Aim: To separate the colours from the skittles by using chromatography.
Materials:
1. skittles
2. water
3. petri dish
4. Beaker
Process:
Step 1: Get your equipment set up ready to pour the 50mls of water into the petri dish with the skittles.
Step 2: Place the skittles into the the petri dish around the edges.
Step 3: Pour 50mls water gently into the middle of the petri dish
Step 4: Watch as the water rewmoves the dye from the skittles. See wich colour reaches the middles fastest
Step 5: Record your results on the table below.
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