Determining the concentration of a solution using titration Student activity Play

Determining the empirical formula Animation Play

Determining the enthalpy of solution of sodium hydroxide Animation Play

Determining the exact molarity of sodium hydroxide Whiteboard exercise Play

Determining the molarity of the hydrochloric acid Whiteboard exercise Play

Determining the molarity of the hydrochloric acid – summary Animation Play

Determining the molecular formula Animation Play

Determining the relative molecular mass Animation Play

Diffusion Student activity Play

Diffusion and viscosity Animation Play

Dilution of concentrated solutions Student activity Play

Dividing quantities in a given ratio Student activity Play

Do alcohols have acidic properties? Student activity Play

Do alcohols have acidic properties? Whiteboard exercise Play

Effect of concentration – a microscopic view Student activity Play

Effect of physical activity on blood flow through the organs; cardiac output and stroke volume Student activity Play

Effect of the volume of a gas on its pressure Simulation Play

Effects of changes in blood volume on the volume of excreted urine Simulation Play

Effects of temperature and volume on gas pressure Slideshow Play

Empirical formula Student activity Play

Empirical, molecular and general formula Animation Play

Emptying a bathtub Whiteboard exercise Play

Energetic effects of combustion Student activity Play

Energetic effects of combustion Whiteboard exercise Play

Enzymatic reactions Student activity Play