Students determine the best solvent system for separating a methylene blue/sodium fluorescein mixture by thin layer chromatography. They conduct an initial TLC separation using ethanol and a different solvent mixture and analyze the data...

Divide your chemistry or environmental science class into two groups. Each group tests water samples from a river for the concentration of phosphorus using a different method. With chemists, you can use this activity as they learn to use...

Although designed for career education classes by the Chicken Farmers of Saskatchewan, the information contained in this 46-page booklet is appropriate for cooking classes and individual chicken consumers. Everything you wanted to...