Chemical reaction-Isaac Hansel

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Across
  1. 3. AB + CD → AD + CB
  2. 4. A + BC → AC + B
  3. 6. A + B → AB
  4. 7. the amount of energy required to pull two bonded atoms apart
Down
  1. 1. AB → A + B
  2. 2. there is a net absorption of energy
  3. 5. there is a net release of energy