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Biblioteka

Phenol production and sustainibility

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Posljednje ažuriranje over 1 year ago
3 questions
1
Pitanje 1
1.

a) Use the information to explain why the modern process is more sustainable.

  • higher yield

  • higher atom economy

  • produces waste products

  • By products are useful

  • Toxic waste produced

  • fewer raw materials

  • uses corrosive chemicals

  • Old process

  • New process

3
1
Pitanje 2
2.
Drugi mogući odgovor:
temperature
fossil fuels
catalyst
energy
activation
renewable
Pitanje 3
3.

  • speed up chemical reactions

  • have specific pH ranges

  • provide alternative routes for reactions

  • work best at a narrow optimum temperature range

  • Enzymes reduce activation energy

  • Advantage of enzymes

  • Disadvantage of enzymes