Students investigate 8 household white powders and classify them based on their physical and chemical properties. Using their findings, students then identify an unknown powder obtained from a crime scene to determine […]
Introductory Laboratory
Use the (really fun!) reaction between the sodium bicarbonate in Alka-Seltzer tablets and vinegar to explore stoichiometry, percent composition, and limiting reactants. This experiment is easily and safely reproduced at home using […]
This experiment was designed as an at-home lab experiment where students use a smartphone camera (or another digital camera) to obtain an external calibration and quantitate food dyes in consumer beverages or […]