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1 markEthanol

CAPE Chemistry Unit 2 · 2014 · Paper 2 · Question 6(b)(ii)

State the process used to obtain ethanol of concentration above 95% from a fermentation batch.

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Other parts of this question

  1. 6(a)(i)Explain, with the aid of relevant equations, the destruction of stratospheric ozone.[5 marks]
  2. 6(a)(ii)Identify a man-made activity which contributes to stratospheric ozone destruction.[1 mark]
  3. 6(a)(iii)State TWO effects of stratospheric ozone destruction on human life.[2 marks]
  4. 6(b)(i)Describe, with the aid of an equation, the reaction which occurs during the fermentation process in the production of ethanol.[3 marks]
  5. 6(c)Comment on the statement "The production of ethanol is a major contributor to the economies of Caribbean countries", stating TWO reasons in support.[3 marks]

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