Unit 4 Exam Review

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Across
  1. 5. 1 _____ of Li weighs 6.941 g
  2. 9. represents a substance using chemical symbols and numbers
  3. 10. a substance created in a reaction and located on the right-hand side of a chemical equation
  4. 11. the cations and anions of two compounds switch places to form two new products
  5. 13. the relationship between quantities of reactants and products
  6. 14. burning baking soda demonstrates this reaction
  7. 16. the average mass of an atom of an element
Down
  1. 1. reacts with oxygen gas and releases energy
  2. 2. the value 6.022 x 10^23
  3. 3. numbers in front of a chemical symbol or formula
  4. 4. has the form A + BC --> B + AC
  5. 6. all balanced chemical equations obey this
  6. 7. has the form A + B --> AB
  7. 8. one or more reactants are converted into one or more products
  8. 12. a substance used in a reaction and located on the left-hand side of a chemical equation
  9. 15. the mass of a compound of one mole of a substance