Reaction rate Class activity Play

Reaction rate Whiteboard presentation Play

Reaction yields Student activity Play

Real gases Whiteboard exercise Play

Real gases Student activity Play

Real gases Animation Play

Recognizing the pressure equation Whiteboard exercise Play

Relationship between gas volume and pressure Animation Play

Relationship between Kp and Kc Student activity Play

Renewable energy resources Student activity Play

Reversible reactions and chemical equilibrium Whiteboard presentation Play

Reversible reactions and chemical equilibrium Class activity Play

Rock transformations Student activity Play

Root pressure Animation Play

Salt water versus fresh water Student activity Play

Salt water versus fresh water Whiteboard exercise Play

Self-regulation of a solar reactor Animation Play

Snow shoes Illustration Play

Solid-liquid phase change Student activity Play

Solid-vapour equilibrium Student activity Play

Sound Animation Play

Sound Student activity Play

Sources of light Illustration Play

Sources of light Student activity Play

Speciation under the pressure of competition Student activity Play