Balanced equations are mole recipes
Balanced equations are mole recipes
A balanced chemical equation shows the ratio of moles in which substances react. The large numbers in front of the formulae are called balancing numbers, or coefficients.
Step-by-step lessons covering AQA GCSE Chemistry 3.2.2 Amounts of substances in equations (HT only) for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.