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5 Written Questions

5 Matching Questions

  1. Solute
  2. Protein
  3. Ionic Bond
  4. Mass Number
  5. Solution
  1. a Large complex compounds that contain carbon, hydrogen, oxygen, and nitrogen
  2. b Substance that is dissolved
  3. c Bonds formed when atoms transfer electrons
  4. d A mixture in which one or more substances is evenly distributed in another substance
  5. e The number of protons plus the number of neutrons.

5 Multiple Choice Questions

  1. What dissolves the solute - usually water
  2. The number of protons in the nucleus of an element.
  3. Substances made up of only one kind of atom
  4. An attraction between different substances (why things get wet)
  5. An element that has gained or lost one or more electrons.

5 True/False Questions

  1. Active SiteThe attraction between substances of the same kind.

          

  2. Surface TensionCaused by the attraction between water molecules; prevents the surface of water from easily breaking.

          

  3. Activation EnergyThe energy needed to start a chemical reaction

          

  4. AcidCompound that Increases the concentration of hydrogen ions (h+) in solution

          

  5. MoleculeSubstance that is dissolved

          

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