Andres Matter crossword puzzle

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Across
  1. 2. gas becomes a solid without first becoming a liquid
  2. 5. oil and water
  3. 11. When particles are close together, their attractive forces between them are ____________.
  4. 12. solid becomes a gas without first changing to a liquid
  5. 13. a solution that has dissolved as much solute as it is capable of dissolving
  6. 14. burning, cooking, rusting, and rotting
  7. 17. Which state of matter has no definite volume and no definite shape?
  8. 18. mix of salt and water
  9. 20. The amount of mass in a given space; mass per unit volume
Down
  1. 1. the change of state from a gas to a liquid
  2. 3. freezing of water, melting of wax, boiling of water
  3. 4. turning a solid into a liquid
  4. 6. changes liquid water to gaseous water
  5. 7. Most matter in space is in this state.
  6. 8. temperature at which a solid changes to a liquid
  7. 9. The amount of mass in a given space; mass per unit volume
  8. 10. What do we call anything that takes up space and has mass?
  9. 15. Which state of matter has definite volume but no definite shape?
  10. 16. a particle of matter that uniquely defines a chemical elemen
  11. 19. Which state of matter has a definite volume and a definite shape?