Chemical Reactions

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Across
  1. 3. proportion of reactants and products
  2. 4. a substance or molecule that is part of a chemical reaction
  3. 6. the reactant in reactions catalyzed by enzymes
  4. 9. energy is absorbed
  5. 11. state of balance
  6. 12. energy is released to the surroundings
Down
  1. 1. representation of a chemical reaction
  2. 2. a substance that forms in a chemical reaction
  3. 5. substance that changes the rate of a reaction
  4. 7. two or more substances form a new compound
  5. 8. heat is released
  6. 9. a molecule, either protein or RNA
  7. 10. a compound is broken into two or more substances