Robert Pennington chapter 13

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Across
  1. 2. reaction there is a net release of energy.
  2. 4. only having one individual joining a team.
  3. 5. having two atom switching partners.
  4. 8. no atom are gained or lost during any reaction.
  5. 9. chemical that donates a hydrogen ion.
  6. 11. reaction there is a net absorption of energy.
  7. 12. a substance that lowers the activation energy of a chemical reaction.
Down
  1. 1. some compound combining with oxygen.
  2. 3. how quickly the concetration of reactants decreases.
  3. 6. when reactions and its reverse act the same rate.
  4. 7. chemical that accepts a hydrogen ion
  5. 9. the amount of energy to break the bonds.
  6. 10. building reaction, combining the molecoles.