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3 Written questions

3 Multiple choice questions

  1. a material that decreases the rate of a reaction
  2. a reaction that absorbs energy
  3. three ways to affect the rate of a reaction

2 True/False questions

  1. concentrationa material that increases the rate of a reaction by lowering the activation energy

          

  2. enzymesa biological catalyst that lowers the activation energy of reactions in cells

          

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