Powers of the same index – calculations Whiteboard exercise Play

Preparing a solution of a substance of exactly known concentration Animation Play

Preparing a solution of exact molarity Whiteboard exercise Play

Preparing a solution of exact molarity Student activity Play

Problem solving using a spreadsheet Student activity Play

Properties and uses of aluminium Whiteboard exercise Play

Properties and uses of aluminium Student activity Play

Reacting quantities Student activity Play

Reacting quantities Whiteboard exercise Play

Reaction yields Student activity Play

Reaction yields Whiteboard exercise Play

Relative molecular mass Student activity Play

Relative molecular mass Student activity Play

Resistance of a wire – a case study Whiteboard exercise Play

Resistance of a wire – a case study Student activity Play

Reverse process of multiplying out brackets Whiteboard exercise Play

Simple calculations on the calculator Animation Play

Squaring large numbers Animation Play

Standard solutions Student activity Play

Stoichiometric calculations Animation Play

Stoichiometric calculations Animation Play

Stoichiometric calculations Student activity Play

Stoichiometric subscript Whiteboard exercise Play

The calculations of pH in alkaline solutions Whiteboard exercise Play

The concept of pH Student activity Play