C3

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1. Order of the stages of an exothermic reaction...

  • Energy is needed to break reactants into separate atoms, then atoms join to form new bonds, releasing energy
  • atoms collide and release heat
  • CO2 is added to burn the reactants forming a solution
  • energy is used to create atoms for heat and light
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Other questions in this quiz

2. Chemicals needed in small quantities are made using

  • A continuous process
  • haber process
  • a batch process
  • bar chart / graph

3. How many years does it take approx for a new drug to be developed?

  • 1 Year
  • 10 years
  • 2 years
  • 15 Years

4. Batch process disadvantages...

  • process is inefficient if not in constant use, high initial building and set up costs, supervision is needed, time loss due to cleaning needed
  • costs money, inefficient, ect
  • Smelly, scar landscape
  • Costly, large, waste of space

5. Continuous processing makes

  • large amounts of the same product, takes place in large chemical plants with good transport links, takes less energy to maintain
  • a lot of CO2
  • Heat and light energy for the homes
  • The earth warmer and heat is released

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