Chemistry

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Across
  1. 5. it is the basic unit of matter
  2. 6. study of matter and changes it undergoes
  3. 10. a substance that tells us that if is an acid or base one color change
  4. 11. heat is absorbed
  5. 15. enter into reversible chemical combination with a dissolve molecule ion
  6. 17. positively charged particle
  7. 19. according to him matter is composed of tiny invisible particles called "atomos"
  8. 20. number of mole of a substance in a solution for each mole
  9. 22. force exerted by gas molecules in a given area
  10. 24. three or more elements in a compound
  11. 25. bitter taste and turns red litmus paper to blue
  12. 27. a positively charged element
Down
  1. 1. heat is released in a form of radiant energy
  2. 2. compounds that do not have carbon except Co2 and HCo3
  3. 3. a hard and malleable material
  4. 4. is a substance that is being dissolved
  5. 7. amount of any substance that contains avogadro's number of particles
  6. 8. average kinetic energy of the gas particles
  7. 9. a homogeneous mixture of two or more substance
  8. 12. Tentative explanation to a problem
  9. 13. Comparison between unknown quantities using a standard unit
  10. 14. contains the dispersed particle and dispersing mixture
  11. 16. negatively charged particle
  12. 18. two elements from a single compound
  13. 21. molecules that contain carbon except Co2 and HCo3
  14. 23. is a substance that is dissolved
  15. 26. neutralization reaction
  16. 28. sour taste and turns blue litmus paper to red
  17. 29. it is a charge elements