Diffusion Animation Play

Diffusion and dissolving Whiteboard presentation Play

Diffusion and dissolving Class activity Play

Discontinuous variation Slideshow Play

Discontinuous variation Student activity Play

Distinguish between a physical and a chemical change Whiteboard exercise Play

Dragsters Animation Play

Dynamic state of chemical equilibrium Whiteboard exercise Play

Dynamic state of chemical equilibrium Student activity Play

Eating or drinking with a membership card Whiteboard exercise Play

Eating or drinking with a membership card Student activity Play

Effect of a change in reactant concentration on the rate of a chemical reaction Animation Play

Effect of temperature on free energy change Student activity Play

Effect of ΔH° and ΔS° on free energy change Student activity Play

Effects of temperature and volume on gas pressure Slideshow Play

Elasticity, plasticity and brittleness Student activity Play

Elasticity, plasticity and brittleness Whiteboard exercise Play

Electrolysis Student activity Play

Electrolysis of molten salt Animation Play

Electrolysis of salts in water solution Animation Play

Energy considerations Animation Play

Enthalpy Student activity Play

Enthalpy and entropy change Chart Play

Enthalpy and entropy changes Animation Play

Enthalpy change and calorimetry Whiteboard presentation Play