Chapter 3 Review: 19626/5024378

  1. Acid precipitation is caused primarily by the mixing of water vapor and sulfur and ________ oxides produced by the combustion of fossil fuels.
    1. oxygen (wrong)
    2. hydrogen (wrong)
    3. nitrogen <==== correct
    4. carbon (wrong)
    5. iron (wrong)
      Hint
  2. Carbonic acid is an example of a(n)________ which minimizes changes in pH of an aqueous solution.
    1. acid (wrong)
    2. base (wrong)
    3. buffer <==== correct
    4. butter (wrong)
    5. gel (wrong)
      Hint
  3. Water molecules can dissociate into hydronium and ________ ions.
    1. oxygen (wrong)
    2. hydroxide <==== correct
    3. hydroxyl (wrong)
    4. carboxyl (wrong)
    5. carbonyl (wrong)
      Hint
  4. Water forms a(n) ________ in its solid form (ice).
    1. gel (wrong)
    2. cation (wrong)
    3. salt (wrong)
    4. anion (wrong)
    5. crystal <==== correct
      Hint
  5. An acid has a ________ concentration of H+ ions and a ________ pH.
    1. high, low <==== correct
    2. low, low (wrong)
    3. low, high (wrong)
    4. high, high (wrong)
    5. medium, medium (wrong)
      Hint
  6. Which of the following is possible due to the high surface tension of water?
    1. Lakes don't freeze solid in winter, despite low temperatures. (wrong)
    2. A water strider can walk across the surface of water. <==== correct
    3. Salt can dissolve completely in water. (wrong)
    4. Water can act as a solvent. (wrong)
    5. The pH of water remains exactly neutral. (wrong)
      Hint
  7. Water has the following unique properties EXCEPT:
    1. cohesion (wrong)
    2. surface tension (wrong)
    3. collusion <==== correct
    4. high specific heat (wrong)
    5. expansion upon freezing (wrong)
      Hint