Physical pharmaceutics puzzle

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Across
  1. 4. hypotonicity leads to
  2. 9. term
  3. 10. complex
  4. 12. if pH
  5. 15. crystallize
  6. 17. molecule that hindi
  7. 18. shrinkage
  8. 19. binding is related
Down
  1. 1. to determine
  2. 2. scale based
  3. 3. solution is
  4. 4. is guess to
  5. 5. application
  6. 6. being a strong acid form organic molecular complex with weak base
  7. 7. co_ordination compound contains polydentate ligand are called
  8. 8. method
  9. 11. is in nature
  10. 13. pH is define as
  11. 14. of ions is
  12. 16. While