Chemical Reactions

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Across
  1. 2. energy stored energy due to position or arrangement
  2. 5. characteristic of matter that can be observed or measured
  3. 7. two or more atoms chemically bonded together
  4. 8. mixture where one substance dissolves evenly in another
  5. 9. ability to do work or cause change
  6. 10. smallest unit of matter that retains the properties of an element
  7. 15. physical form of matter such as solid liquid or gas
  8. 17. group of interacting parts being studied
  9. 22. energy total energy of motion of particles in matter
  10. 27. principle that matter cannot be created or destroyed
  11. 28. representation used to explain or predict phenomena
  12. 29. state of matter with definite shape and volume
  13. 30. measure of mass per unit volume
  14. 31. process where substances change into new substances
Down
  1. 1. energy energy of motion of an object or particle
  2. 3. substance made of two or more different elements chemically combined
  3. 4. amount of space an object occupies
  4. 6. pure substance made of only one type of atom
  5. 11. combination of substances that are not chemically bonded
  6. 12. process where matter becomes different in form or structure
  7. 13. starting substance in a chemical reaction
  8. 14. amount of matter in an object
  9. 16. state of matter with no definite shape or volume
  10. 18. movement of energy from one place or object to another
  11. 19. tiny piece of matter such as an atom or molecule
  12. 20. event where particles strike each other
  13. 21. process where a substance spreads out in a liquid
  14. 23. anything that has mass and takes up space
  15. 24. measure of the average kinetic energy of particles
  16. 25. substance formed during a chemical reaction
  17. 26. state of matter with definite volume but no definite shape