Determining the empirical formula Student activity Play

Determining the empirical formula Animation Play

Determining the enthalpy of solution of sodium hydroxide Animation Play

Determining the mass of a solid Animation Play

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

Determining the mass of solute present in a titrated sample Student activity Play

Determining the molecular formula Whiteboard exercise Play

Determining the molecular formula Student activity Play

Determining the molecular formula Animation Play

Determining the relative molecular mass Animation Play

Determining the water content of a sample of soil Animation Play

Development of atomic theory. Radioactivity Whiteboard presentation Play

Development of atomic theory. Radioactivity Class activity Play

Diffraction of X-rays Student activity Play

Diffraction of X-rays Animation Play

Discovery of elementary particles Whiteboard exercise Play

Discovery of elementary particles Student activity Play

Discovery of the atomic nucleus by Ernest Rutherford Animation Play

Does a chemical compound have a constant composition? Student activity Play

Does a man attract the Earth? Student activity Play

Dry plant mass Illustration Play

Dynamometer Simulation Play

Early atomic theories Whiteboard exercise Play

Early atomic theories Student activity Play

Early atomic theories Class activity Play