Mataya caldwell, 9/23/24, SCIE 311 B, Vocab Puzzle chap2

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Across
  1. 2. change in a substance that does not change the identity of the substance.
  2. 4. A class of organic compounds that serve as the building blocks for the information storage molecules DNA and RNA.
  3. 5. the tendancy of energy to disperse and become less available to do work.
  4. 6. proccess by which one substance the solute,is broken up into smaller pieces by and distributed within a second substance, the solvent.
  5. 9. smallest patricles of a covalently bonded compound.
  6. 10. naturally occuring catalyst, usually a protein.
  7. 12. physical stuff that makes up the universe.
  8. 14. The attraction of particles in one substance for particles in a different substance.
  9. 15. the ability to do work; driver of the physical and chemical proccesses necessary for life.
  10. 19. The attraction between like particles within polar substances.
  11. 22. a pure substance made from two or more elements that are chemically combined.
  12. 23. substance that binds to an enzyme and reduces its activity, thus slowing a chemical reaction that the enzyme catalyzes.
  13. 27. substances that is present before a chemical reaction and takes part in it, usually shown on the lefthand side of it.
  14. 28. A class of organic compounds that serve as the building blocks of proteins.
  15. 29. qaulity of molecules having an uneven distribution of electrical charge which results in some regions of a molecule having negative charge while others have positive.
Down
  1. 1. proccess by which particles in solution are evenly distributed throughout the solvent by brownian motion
  2. 3. change in a substance that results in one or more new substances being formed that have different physical and chemical properties than those of the original substance.
  3. 7. a measurement of the average speed of the particles in a sustance.
  4. 8. substance that changes the rate of chemical reaction but is not itself used up or affected by the reaction.
  5. 11. substances formed during a chemical reaction, usually indicated on the righthand side of a chemical equation.
  6. 13. attraction between two atoms as a result of sharing or transferring valence electrons.
  7. 16. pure substance made up of only one kind of atom
  8. 17. substance that can produce hydrogen ions in solution
  9. 18. A class of nonpolar organic compounds that are insoluble in water and are used for energy storage and cell membranes in living things.
  10. 20. A class of simple organic compounds important in living things as a source of both energy and structure.
  11. 21. A covalently bonded compound containing the element carbon.
  12. 24. substance that can produce hydroxide ions or accept hydrogen ions in solution.
  13. 25. building block of matter;smallest possible particle of an element
  14. 26. organic compound comprised of the elements carbon, hydrogen, and oxygen; includes sugars, starch, and cellulose