Ethanol may be produced either by fermentation or by reacting ethene with steam in the presence of a catalyst. Which statements describe an advantage of making ethanol by fermentation?
- A1 and 2
- B1 and 3
- C2 and 4
- D3 and 4
Chemistry 0620 · IGCSE · Alcohols
Ethanol may be produced either by fermentation or by reacting ethene with steam in the presence of a catalyst. Which statements describe an advantage of making ethanol by fermentation?