Determining the mass of solute present in a titrated sample Whiteboard exercise Play

Determining the molecular formula Student activity Play

Determining the molecular formula Whiteboard exercise Play

Determining the number of bacteria in a sample Animation Play

Determining the water content of a sample of soil Animation Play

Discovery of electron Animation Play

Discovery of elementary particles Student activity Play

Discovery of proton Animation Play

Dividing quantities in a given ratio Student activity Play

Dividing quantities in a given ratio Whiteboard exercise Play

Early atomic theories Student activity Play

Echinoderms Student activity Play

Emission of electrons Student activity Play

Empirical formulae and molecular formulae of compounds Student activity Play

Examples of populations and samples Animation Play

Expectation (population mean) Student activity Play

Finding a simple random sample Animation Play

First-order reactions Student activity Play

Genetic fingerprinting Student activity Play

Genetic fingerprints in crime detection Whiteboard exercise Play

Handling liquids Class activity Play

Handling liquids Whiteboard presentation Play

How is image made Animation Play

How NMR spectrometer works Animation Play

Identification of silver halides Student activity Play