Chapter 3:

  1. Water has high degrees of the following properties EXCEPT:
    1. cohesion
    2. adhesion
    3. collusion
    4. specific heat
    5. heat of vaporization
  2. The weak bonds between polar regions of water molecules are ________ bonds.
    1. hydrogen
    2. oxygen
    3. covalent
    4. ionic
    5. savings
  3. Hydrophilic substances too large to dissolve in water can form a ________, a stable suspension of fine particles in a liquid.
    1. gel
    2. colloid
    3. precipitate
    4. solution
    5. film
  4. Carbonic acid is an example of a(n)________ which minimizes changes in pH of an aqueous solution.
    1. acid
    2. base
    3. buffer
    4. butter
    5. gel
  5. Why is it unlikely that two neighboring water molecules would be arranged like this?
    1. The hydrogen atoms have partial positive charges, and would repel each other.
    2. The hydrogen atoms have partial negative charges, and would repel each other.
    3. The hydrogen atoms should form double bonds between them.
    4. Hydrogen and oxygen should form ions.
    5. The oxugen atoms should be attracted to each other.