Simple calculations on the calculator Animation Play

Size of matter Whiteboard exercise Play

Size of matter Student activity Play

Sodium carbonate as a standard Animation Play

Specific gravity Student activity Play

Specific gravity of substance Animation Play

Specific heat Student activity Play

Specific heat Animation Play

Specific heat capacity Student activity Play

Specific heat capacity Simulation Play

Squaring large numbers Animation Play

Stability of the nuclei Whiteboard presentation Play

Stability of the nuclei Class activity Play

Stable and radioactive isotopes Student activity Play

Standard enthalpy of combustion Whiteboard exercise Play

Standard enthalpy of combustion Student activity Play

Standard solutions Student activity Play

Static friction causes motion Whiteboard exercise Play

Static friction causes motion Student activity Play

Stoichiometric calculations Animation Play

Stoichiometric subscript Whiteboard exercise Play

Structural fragments in the molecule from the mass spectra Chart Play

Structural fragments in the molecule from the mass spectra Chart Play

Structure and molar mass of polymers Illustration Play

Structure determination by chemical methods: an example Animation Play