chemistry

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Across
  1. 3. relative amounts of each element in a compound
  2. 6. Mass of compound divided by amount of substance (measured in moles)
  3. 7. what is formed by reactants
  4. 10. A substance entered in a chemical reaction that gets altered
  5. 12. Unit of measurement for large numbers of small entities
  6. 13. number ratio of atoms present in a compound, simplified the most
  7. 16. a reaction when exchange of ions occurs between 2 compounds
  8. 17. shows how many atoms or molecules of a substance are in the reaction
  9. 18. a set of 2 or more atoms bonded together
  10. 19. a reaction when a single compound is broken down into 2 or more products
Down
  1. 1. 2 atoms bonded together that contain single atoms (most compounds)
  2. 2. a reaction usually consisting of an ionic compound and an element
  3. 4. shows if an atom has gained or lost electrons
  4. 5. makeup of a molecule
  5. 8. something consisting of 2 or more elements
  6. 9. a reaction when 2 or more reactants combine to form one substance
  7. 11. a compound containing 3 different elements
  8. 14. the rule that says mass can't be created or destroyed
  9. 15. tells you the number of atoms found in that element