Stoichiometry Crossword Puzzle

12345678910111213
Across
  1. 3. the number of atoms or molecules in one mole of a substance
  2. 5. a ratio expressed as a fraction that equals 2
  3. 6. a formula giving the number of atoms of each of the elements present in one molecule of a specific compound.
  4. 9. a particle of matter that uniquely defines a chemical element.
  5. 11. a process in which one or more substances, the reactants, are converted to one or more different substances, the products.
  6. 12. a formula giving the proportions of the elements present in a compound but not the actual numbers or arrangement of atoms.
Down
  1. 1. by mass, it tells you what percent of each element is present in a compound.
  2. 2. an equation for a chemical reaction in which the number of atoms for each element in the reaction and the total charge are the same for both the reactants and the products.
  3. 4. the mass in grams of one mole of the compound.
  4. 7. A substance that contains water molecule(s) within its structure.
  5. 8. the measure of the quantitative relationship between the products and reactants of a given chemical reaction in terms of their relative ratios of mass or volume
  6. 10. the unit for amount of substance
  7. 13. an atom or group of atoms in which the number of electron s is different from the number of proton s