Mole-Mass Relationship Crossword

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Across
  1. 2. formula, tells the number of each type of atom.
  2. 6. yield, the percent of the theoretical yield actually obtained from a chemical reaction.
  3. 7. if unknown pure compound can be _______, the masses of elements present can be determined.
  4. 9. a chemical equation tell how many molecules, and thus how many moles, of each reactants are needed and how many of each products are formed.
  5. 10. equation, an equation in which ions are explicitly shown.
  6. 12. reagent, is the reactant that runs out first.
  7. 17. yield, the amount of product actually formed in a reaction.
  8. 18. formula, represent real three-dimensional objects.
  9. 21. equation, expression in which symbols are used to represent a chemical reaction.
  10. 23. number, contains 6.022 x 1023 formula units.
  11. 24. weight, the sum of the atomic weights for all the atoms in the molecule or formula unit.
Down
  1. 1. to obtain the correct ratio of reactant molecules, the reactants must be ______
  2. 3. formula, the simplest whole-number ratio of moles of each element in the compound.
  3. 4. yield, the amount of product formed assuming complete reaction of the limiting reagent.
  4. 5. weight, the average mass of an element’s atoms.
  5. 6. substances that are present at the end of a chemical reaction.
  6. 8. formula, identifies the location of chemical bonds between the atoms of a molecule.
  7. 11. measure of the quantitative relationship between the products and reactants of a given chemical reaction.
  8. 13. chemical equations, indicate what is happening at the molecular level during a reaction.
  9. 14. a substance that enters into and is altered in the course of a chemical reaction.
  10. 15. to mass, conversion that is carried out using molas mass as a conversion factor.
  11. 16. ratios, coefficients can be put in the form of ______, which act as conversion factors when setting up factor-label calculations.
  12. 19. is the amount of a substance whose mass in grams is numerically equal to its molecular or formula weight.
  13. 20. mass, this serves as a conversion factor between numbers of moles and mass.
  14. 22. weight, is the average mass of a substance’s molecules.