Which statement about the volumes of gases at room temperature and pressure is correct?
One mole of any gas occupies 24 dm3\mathrm{dm^{3}}dm3.
One gram of any gas occupies 24 dm3\mathrm{dm^{3}}dm3.
One mole of chlorine occupies a larger volume than one mole of hydrogen.
24 dm3\mathrm{dm^{3}}dm3 of any gas has the same mass.
57 exam-style questions on OCR GCSE Chemistry 5.1 Monitoring chemical reactions, covering 5.1.1 The technique of titration, 5.1.2 Theoretical mass, percentage yield and atom economy, 5.1.3 Concentration of a solution in mol/dm3, 5.1.4 Concentration calculations and titration results, 5.1.5 Molar gas volume and volumes of gases in reactions, and 5.1.6 Choosing a reaction pathway. Each one has a worked solution and a mark scheme showing where the marks go.