Viral multiplication process Student activity Play

Water solutions of certain metal salts are acidic Animation Play

Weak acids and weak bases Class activity Play

Weak acids and weak bases Whiteboard presentation Play

What are catalysts? Student activity Play

What factors affect the process of diffusion? Animation Play

What factors affect the process of diffusion? Student activity Play

What happens during the process of dissolution? Animation Play

What is bond dissociation enthalpy? Animation Play

What is the enthalpy of hydration? Animation Play

Where does yoghurt come from? Student activity Play

Why are compounds containing the –COOH group called acids? Whiteboard exercise Play

Why are compounds containing the –COOH group called acids? Student activity Play

Why are water solutions of metal salts usually acidic? Animation Play

Why two acids or bases of equal concentrations may have different pHs Student activity Play