reactions of chemicals

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Across
  1. 2. change causing
  2. 6. something you use to weigh
  3. 7. small dots that makeup everything
  4. 9. the starting chemical of a chemical reaction
  5. 10. something that exists made up of atoms
  6. 11. for water this is 100 degrees Celsius
  7. 12. the title in reverse
  8. 13. particles
  9. 14. added to soil to help plants grow
Down
  1. 1. letters and numbers showing the types and number of atoms that repeat to make up a substance
  2. 3. mine
  3. 4. to switch around
  4. 5. a structure formed by repeating groups of atoms linked together in a large network
  5. 8. the point where something melts
  6. 13. an object, diagram, or computer program that helps us understand something by making it simpler or easier to see