Chemistry

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Across
  1. 4. compound that forms H+ ions is a solution
  2. 6. only found in animals
  3. 8. used to store energy
  4. 11. have a negative charge
  5. 13. gives strength to the plant cell
  6. 15. a very evenly mixed mixture
  7. 17. have a neutral charge
  8. 19. starch, glycogen, cellulose
  9. 21. the substance the solute dissolves in
  10. 22. compound that forms OH- ions is a solution
  11. 23. a homogeneous mixture
  12. 24. solutions with a pH below 7
Down
  1. 1. speed up the chemical reaction in a cell
  2. 2. atoms joined together by covalent bonds
  3. 3. an unevenly mixed mixture
  4. 4. basic unit of matter
  5. 5. substance that dissolves
  6. 7. DNA & RNA are these
  7. 9. ranges from 0 to 14
  8. 10. building blocks of nucleic acids
  9. 11. pure substance of a same type of atom
  10. 12. solutions with a pH above 7
  11. 14. prevents sudden changes in pH
  12. 16. have a positive charge
  13. 18. chemical combinations of 2+ elements
  14. 20. the way plants store extra glucose