Yield, atom economy and more mole calculations

4 lessons in Quantitative chemistry.

20 exam questions · 41 marks

3.9 Percentage yield What the yield of a reaction is, how to calculate percentage yield and theoretical yield, and why the actual yield is almost always less than the theoretical yield. Separate only AQA Edexcel OCR 5 questions 3.10 Atom economy What atom economy is, how to calculate it from a balanced equation, why a high atom economy is important for sustainable development, and how atom economy, yield, rate and other factors are used to choose a reaction pathway. Separate only AQA Edexcel OCR 5 questions 3.11 Concentrations in mol/dm³ and titration calculations Calculating concentrations in mol/dm3, converting between mol/dm3 and g/dm3, and using titration results to calculate an unknown concentration or volume. Higher only Separate only AQA Edexcel OCR 5 questions 3.12 Volumes of gases The volume of one mole of any gas at room temperature and pressure, how to calculate gas volumes from masses and equations, and how to use Avogadro's law to find the volumes of gases that react. Higher only Separate only AQA Edexcel OCR 5 questions