Crossword Puzzle for Chemistry

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Across
  1. 2. Unit used to express atomic and molecular weight
  2. 3. Particles involved in chemical bonding
  3. 6. Substances that deal with PH levels of what?
  4. 8. Homogeneous mixture of solute and solvent
  5. 9. Grams per mole of a chemical compound
  6. 12. Tells how many parts of each substance react
  7. 13. Type of element like oxygen or sulfur
  8. 17. A measure of how much solute is dissolved in a solution
  9. 18. The process of releasing energy
  10. 22. Analytical technique to convert units
  11. 23. Positive or negative amounts on atoms
  12. 24. Vertically arranged elements with similar properties
  13. 29. Adding solvent to decrease concentration
  14. 30. The conserved quantity in any chemical reaction
  15. 34. Study of quantitative relationships in a chemical reaction
  16. 36. A subatomic particle with a negative charge
  17. 37. Physical form of matter with a definite volume and shape
  18. 38. A phase of matter with no fixed shape but a fixed volume
  19. 39. Differences in appearance, not composition
  20. 40. Properties that depend on the number of particles, not their identity
Down
  1. 1. Nuclear reaction where a nucleus splits
  2. 4. Relating to electric and magnetic fields
  3. 5. Molecular geometry is basically
  4. 7. The ability of substances to be changed into new substances
  5. 10. A substance that flows freely but is of constant volume
  6. 11. A theory that explains reaction rate by particle collisions
  7. 14. Nuclear reaction where atomic nuclei combine
  8. 15. The fundamental SI unit system
  9. 16. Number used to count atoms or molecules in a mole
  10. 19. Measures the amount of matter in a substance
  11. 20. Substance that increases the rate of a reaction without being consumed
  12. 21. The ability of a substance to undergo specific chemical changes
  13. 25. Smallest unit of an element that retains its identity
  14. 26. Electrically neutral atom with a different number of neutrons
  15. 27. ___ on the periodic table
  16. 28. Particles in an atom with no charge
  17. 31. Positively charged subatomic particle
  18. 32. A combination of elements held together from what?
  19. 33. The amount of space on the surface of a substance
  20. 35. Classification of elements like Fe, Cu, or Zn
  21. 41. Process of taking in energy