General Chemistry Crossword Puzzle

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Across
  1. 4. solid matter is heated, it eventually changes into a liquid state at the _____.
  2. 7. physical property that will change if the amount of matter changes.
  3. 8. a gas transforms directly into a solid, without going through the liquid phase.
  4. 10. that takes up space and has mass is matter.
  5. 13. matter is made up of, which are in turn made up of protons, neutrons, and electrons.
  6. 15. a definite shape, as well as mass and volume, and do not conform to the shape of the container in which they are placed.
  7. 19. digits are always significant.
  8. 27. a common abbreviation for significant figures.
  9. 29. shiny the substance looks
  10. 30. any matter that has a fixed chemical composition and characteristic properties.
  11. 36. much matter in the sample
  12. 38. its "potential" to undergo some chemical change or reaction by virtue of its composition.
  13. 40. long the sample is
  14. 42. the liquid matter is heated further it eventually boils or vaporizes into a gas at the ____.
  15. 43. much space the sample takes up
  16. 44. all portions of a material are in the same state, have no visible boundaries, and are uniform throughout, then the material is ____.
  17. 45. a substance that cannot be broken down into simpler ones by chemical changes.
  18. 46. concept of _____ takes limitation into account.
  19. 47. place without any changes in molecular composition
  20. 48. chemical composition of a substance is altered in a process called a ____.
  21. 49. a gas loses energy and comes together to form a liquid.
  22. 50. in one or more substances of entirely different composition from the original substances.
Down
  1. 1. a solid is converted directly into a gas without going through a liquid phase.
  2. 2. study of chemical processes that occur inside of living organisms.
  3. 3. many significant figures are there in 3.0800?
  4. 5. of highly charged particles with extremely high kinetic energy. Stars are essentially superheated balls of ______.
  5. 6. use of differences in volatility, a measure of how easily a substance is converted to a gas at a given temperature.
  6. 9. to study quantum mechanics on a macroscopic level.
  7. 11. elements are listed in the _____.
  8. 12. are more loosely packed than in a solid and are able to flow around each other.
  9. 14. branch of chemistry that applies physics to the study of chemistry.
  10. 16. the composition of a material is not completely uniform, then it is _____.
  11. 17. study of inorganic compounds, or compounds that don't contain a C-H bond.
  12. 18. study of matter, and the development of tools to measure properties of matter.
  13. 20. be separated into pure substances, which may be either elements or compounds.
  14. 21. to flow through the substance
  15. 22. amount of something and consists of a number and a unit.
  16. 23. pigment or shade
  17. 24. conversion of a liquid to a gas and can occur through either evaporation or boiling.
  18. 25. mixtures based on differences in solubility, a measure of how much solid substance remains dissolved in a given amount of a specified liquid.
  19. 26. us what the scale of measurement is.
  20. 28. many significant figures are there in 3.200 x 10^9?
  21. 31. mixtures are also called ______.
  22. 32. be observed or measured without changing the composition of matter
  23. 33. branch of science that deals with the identification of the substances of which matter is composed.
  24. 34. us how many
  25. 35. particles have a great deal of space between them and have high kinetic energy.
  26. 37. study of carbon and its compounds; the study of the chemistry of life.
  27. 39. two or more elements and has chemical and physical properties that are usually different from those of the elements of which it is composed.
  28. 41. a substance can be flattened