Chemistry final crossword

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Across
  1. 3. radiation supporting the Big Bang Theory
  2. 5. the smallest particle of an element that can exist either alone or in combination
  3. 7. the indicated quotient of two mathematical expressions
  4. 10. to make thinner or more liquid by admixture
  5. 12. the sphere of mortal life as distinguished from spheres of spirit life
  6. 14. an action or process of solving a problem
  7. 17. reduplication of parts in an organism
  8. 19. a silver-white malleable ductile magnetic heavy metallic element that readily rusts in moist air
  9. 20. the hardened exterior or surface part of bread
  10. 21. a dissolved substance
  11. 22. molten rock that issues from a volcano or from a fissure in the surface of a planet
  12. 23. a usually light meal
  13. 25. being without an internal cavity
Down
  1. 1. something of explosively violent potential
  2. 2. the quality or state of being permeable
  3. 4. the relative amount of solution in a solution
  4. 6. rock fused or liquefied by heat
  5. 8. a water-bearing stratum of permeable rock, sand, or gravel
  6. 9. the quality or state of being porous
  7. 11. something neither animal nor vegetable
  8. 13. something resembling crystal in transparency and colorlessness
  9. 15. to move back and forth in or as if in a cradle
  10. 16. a loose sleeveless garment worn over other clothes
  11. 18. all of matter an space
  12. 24. a fluid state of matter