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Tuesday 20 March 2018

chromatograhy

 definition chromatograhy  is a laboratory technique for the separation of a mixture
method  grind up leaves add ethanol , suck the liquid into a container

day 2  
today we have put the leaves into ethanol to see what is going to happened to the leaves.

26/03/2018
today we have done the same experiment but we have put flit colours on to the chormatograhy paper to see what happend to the filt colours and so far this is what the coluers on the chormatogahy paper.




       



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