Infra-red spectroscopy. Part I Whiteboard presentation Play

Ionic equations Animation Play

Kinetic energy of molecules Animation Play

Letter symbols in equations, formulas and functions Whiteboard presentation Play

Letter symbols in equations, formulas and functions Class activity Play

Letters in equations Student activity Play

Letters in equations Whiteboard exercise Play

Linear and not linear equations Whiteboard exercise Play

Linear and other equations Whiteboard exercise Play

Linear and quadratic equations Whiteboard exercise Play

Linear equations Student activity Play

Linear equations and their solutions Animation Play

Linear equations with many solutions Student activity Play

Linear equations with the same solution Whiteboard exercise Play

Linear equations without solutions Student activity Play

Linear equations without solutions Whiteboard exercise Play

Linear equations without solutions Whiteboard exercise Play

Linear equations, solving linear equations Whiteboard presentation Play

Linear equations, solving linear equations Class activity Play

Macromolecular crystals Illustration Play

Macromolecular crystals Student activity Play

Marking graphs of linear equations Whiteboard exercise Play

Mass spectrometry. Part II Class activity Play

Mass spectrometry. Part II Whiteboard presentation Play

Maxwell–Boltzmann distribution of molecular energies Student activity Play