WASSC Rate of reaction

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Across
  1. 3. substance that slows down a reaction
  2. 4. biological catalyst that speeds up reactions in living cells
  3. 5. finely divided solid with a large surface area
  4. 8. concentration expressed in moles per cubic decimetre
  5. 11. process in which reactant particles meet and react
  6. 12. reaction that releases heat to the surroundings
  7. 13. factor affecting gaseous reactions when volume is reduced
  8. 14. minimum energy particles need to react successfully
  9. 15. AREA factor increased by breaking a solid into smaller pieces
Down
  1. 1. number of collisions occurring in a given time
  2. 2. amount of substance present in a given volume
  3. 6. change in concentration of reactant or product per unit time
  4. 7. substance that speeds up a reaction without being used up
  5. 9. reaction that absorbs heat from the surroundings
  6. 10. factor that increases rate by increasing particle energy