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 Form 1 Chemistry Simple Classification of Substances Questions and Answers

The diagram below represents a paper chromatogram for three brands of juices suspected to contain banned food colorings
figsubstances2620201600.JPG
The result showed the presence of banned food colorings in L and M only. On the same diagram:
(a) Circle the spots which show the banned food colorings.
(b) Show the solvent front.

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