Students produce chromatograms of various vegetable extracts and standards. Using a flat bed scanner, they create a database of the results.
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Chromatography of Plant Pigments
Through a hands-on activity, an acetone-spinach solution is pre-made and learners use this solution to separate the pigments found in spinach using chromatography. The comprehensive resource includes an analysis and conclusion questions.
9th - 12th Science CCSS: Adaptable
BioFuels: The Chemistry and Economics of Alternative Fuels
Junior chemists manufacture biodiesel in the lab. In this exercise, they check the purity of the biodiesel using thin layer chromatography. They also calculate its density and heat of combustion. They are sure to rise to the challenge...
9th - 12th Science
Using Thin Layer Chromatography To Identify amino Acids In Solution
Students will work in groups to design and conduct an experiment to identify amino acids found in an unknown solution. This instructional activity is taught in three sections: (1) Introduction to chromatography (2) Experimental design...
8th - 11th Science