More index laws for roots Student activity Play

Multiplying the fractional exponents Whiteboard exercise Play

Negative fractional exponents Whiteboard exercise Play

Negative fractional exponents Student activity Play

Negative fractional exponents Whiteboard exercise Play

Operations on fractional exponents Student activity Play

Operations on fractional exponents Whiteboard exercise Play

Oxidation of primary alcohols Animation Play

Oxidation with potassium dichromate Animation Play

Particle theory Class activity Play

Particle theory Whiteboard presentation Play

Particles Student activity Play

Particles in matter Simulation Play

Petroleum as the source of hydrocarbons Class activity Play

Petroleum as the source of hydrocarbons Whiteboard presentation Play

Preparation of aldehydes and ketones Student activity Play

Preparation of oxygen and nitrogen from air Student activity Play

Product from reforming: aromatic hydrocarbons Animation Play

Reforming of crude oil Student activity Play

Removing hardness from water Student activity Play

Removing permanent hardness of water Animation Play

Sea water as a source of fresh water Animation Play

Separating mixtures Student activity Play

Separation of mixtures Whiteboard exercise Play

Separation of mixtures (2) Student activity Play