Chemical Reactions

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Across
  1. 2. the result of the chemical reaction
  2. 4. the written form of the reaction
  3. 7. using our senses to describe the reaction
  4. 8. when a compound breaks down into simple units
  5. 11. the chemicals at the start of mixing
  6. 12. these are chemicals that are sensitive to heat
Down
  1. 1. the energy used by the catalyst to start reaction
  2. 3. an explosion during a chemical reaction
  3. 5. the atoms involved in the reaction
  4. 6. this means nothing is lost or gained in a reaction
  5. 9. this is the creation of new chemical compounds
  6. 10. this speeds up the reaction