Chemistry final crossword

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Across
  1. 4. measure of the average energy of random motion of particles of matter.
  2. 8. statement.
  3. 9. change from liquid to a solid.
  4. 11. a definite shape and a definite volume.
  5. 12. very small region located at the center of an atom.
  6. 15. mad of tow or more substance that are together in the same place but are not chemically combined.
  7. 18. of two or more substances that are together by chemical bonds.
  8. 20. that has mass and takes up space.
  9. 21. distinct type of molecular compound.
  10. 23. to the closeness of measurements to the correct or accepted value of the quantity measured.
  11. 24. substance made from a chemical reaction.
Down
  1. 1. force of its outward push divided by the area of the container.
  2. 2. ability to do work or cause change.
  3. 3. that takes place only on the surface of a liquid.
  4. 5. found in the nucleus of the atom.
  5. 6. of the senses to obtain information.
  6. 7. change in state from a solid to a liquid.
  7. 10. negatively charged subatomic particle.
  8. 12. subatomic particle found in the nucleus of every atom except that of simple hydrogen.
  9. 13. chemical reaction between a fuel and oxygen.
  10. 14. substances that reacts in a chemical change use of the senses to obtain information.
  11. 16. measure of the amount of matter.
  12. 17. basic unit of matter.
  13. 19. has a definite volume but no shape of its own.
  14. 22. fluid that can change volume very easily.