Why is it important to keep the liquid level below the pencil line. What does this stop the colours from doing in the liquid in Chromatography

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Chemistry KS3

Posted Mon 1st October, 2012 @ 18:53 by Emily

1 Answer

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It stops the pigment being tested getting dissolved in the solvent.

Answered Mon 1st October, 2012 @ 22:13 by blueberrifantom