Ch. 13 Myri Haley

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Across
  1. 1. AB+CD -> AD+CB
  2. 3. chemical reactions must be...
  3. 5. is dependent on the collision of molecules
  4. 6. aka Activation energy
Down
  1. 2. This occurs by physical and chemical manipulation
  2. 4. is minimum energy to break a bond exothermicreaction when there is a net release of energy. endothermicreaction there is a net absorption of energy Lawofmassconservation No atoms are gained or lost