27:25

Contact Process & Its Conditions| Reversible Reactions| Part 6| IGCSE, O Levels| #olevel #igcse

33:39

Reversible Hydration Of Salts| Reversible Reactions| Part 1| IGCSE, O Levels| #igcse #olevel

30:54

Energy Level Diagrams| System & Surrounding| Chemical Energetics| Part 1| IGCSE, O Levels| #igcse

32:56

Affect Of Temp. on Position Of Equilibrium| Reversible Reactions| Part 3| IGCSE, O Levels| #igcse

26:40

Affect of Surface Area| Graphical Description| Rates of Reaction| Part 1| IGCSE, O Levels| #olevel

37:41

Affect Of Pressure & Concentration On Position Of Equilibrium| Reversible Reactions| Part 4| #igcse

34:40

Hydrogen Fuel Cell| Electrochemistry| Part 9| IGCSE, O Levels| #igcse #olevel #olevelchemistry

30:03

Redox Reactions| Introduction| Part 1| IGCSE, O Levels| #olevelchemistry #igcse #olevel