One mole of gas
One mole of gas
The molar volume is the volume occupied by one mole of a gas. At room temperature and pressure, RTP, one mole of any gas occupies 24 dm324 \, \text{dm}^324dm3, equivalent to 24 000 cm324\,000 \, \text{cm}^324000cm3.
Step-by-step lessons on Edexcel GCSE Chemistry 6.2.5 Molar volume of gases and Avogadro's law. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.