Detection of the ammonium ion Student activity Play

Detection of the carbonate ion Student activity Play

Detection of the presence of water Student activity Play

Determination and differentiation of cells Student activity Play

Determination of enthalpy change in combustion reactions (1) Student activity Play

Determination of enthalpy change in combustion reactions (2) Student activity Play

Determination of molecular formula Student activity Play

Determination of molecular structure Student activity Play

Determination of molecular structure Class activity Play

Determination of numbers of cells Student activity Play

Determination of object size using the light microscope Student activity Play

Determination of rate equations Student activity Play

Determination of reaction rate by mass, conductometric and colorimetric measurements Student activity Play

Determination of reaction rate by measuring the volume or pressure of the gas evolved Student activity Play

Determination of reaction rates Student activity Play

Determination of the equilibrium constant Student activity Play

Determination of the molecular structure of an unknown compound Student activity Play

Determining the composition of atomic nuclei Student activity Play

Determining the concentration of a solution by titration Student activity Play

Determining the concentration of a solution using redox titration (1) Student activity Play

Determining the concentration of a solution using redox titration (2) Student activity Play

Determining the concentration of a solution using titration Student activity Play

Determining the electron configuration on the basis of the periodic table Student activity Play

Determining the empirical formula Student activity Play

Determining the formula of a compound knowing the valence of its elements Student activity Play

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

Determining the molecular formula Student activity Play

Determining the signs of trigonometric functions Student activity Play

Development of atomic theory. Radioactivity Class activity Play

Development of human civilisation – language and cultural evolution Student activity Play