In the industrial production of ethanol by yeast fermentation, carbon dioxide gas is produced as a by-product alongside ethanol.
Explain the effect on the atom economy of this process if the carbon dioxide is captured and sold to manufacturers to make fire extinguishers.
157 exam-style questions on Edexcel GCSE Chemistry 6.2 Quantitative analysis, covering 6.2.1 Concentration in mol dm⁻³ and titration calculations, 6.2.2 Percentage yield and why actual yield falls short, 6.2.3 Atom economy of a reaction, 6.2.4 Choosing a reaction pathway, and 6.2.5 Molar volume of gases and Avogadro's law. Each one has a worked solution and a mark scheme showing where the marks go.