chapter 7 vocab

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Across
  1. 3. energy stored in bonds of atoms and molecules
  2. 4. chemical reaction that absorbs heat from its environment
  3. 6. 1 element is replaced by another in a compound
  4. 9. decomposition reaction is: AB→A+B
  5. 10. species formed from chemical reactions.
  6. 12. Fuel + O2 → CO2 + H2O
  7. 14. the equation for chemicals in chemistry
  8. 15. represented by equation:A+B → AB
Down
  1. 1. transfer of electrons from one species to another
  2. 2. 2 ionic compounds that exchange anions or cations
  3. 5. rhymes with vole
  4. 7. factor that measures some property.
  5. 8. Reactants → Products + Energy
  6. 11. mass of one mole of any substance
  7. 13. substance that takes part in and undergoes change