Chemistry

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