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5 Written Questions

5 Matching Questions

  1. osmosis
  2. colloid
  3. osmotic pressure
  4. miscible
  5. boiling point elevation
  1. a Describes two liquids that are soluble in each other.
  2. b The additional pressure needed to reverse osmosis.
  3. c The temperature difference between a solution's boiling point and a pure solvent's boiling point.
  4. d The diffusion of solvent particles across a semipermeable membrane from an area of higher solvent concentration to an area of lower solvent concentration.
  5. e Hetergeneous mixtures containing particles larger than solution particles but smaller than suspension particles that are categorized according to the phases of their dispersed particles and dispersing mediums.

5 Multiple Choice Questions

  1. Describes two liquids that can be mixed together but separate shortly after you cease mixing them.
  2. The lowering of vapor pressure of a solvent by the addition of a nonvolatile solute to the solvent.
  3. Contains less dissolved solute for a given temperature and pressure than a saturated solution; has further capacity to hold more solute.
  4. The ratio of the number of moles of solute dissolved in one kilogram of solvent.
  5. The number of moles of solute dissolved per liter of solution.

5 True/False Questions

  1. freezing point depressionThe difference in temperature between a solution's freezing point and the freezing point of its pure solvent.

          

  2. concentrationThe ratio of the number of moles of solute in solution to the total number of moles of solute and solvent.

          

  3. solubilityThe maximum amount of solute that will dissolve in a given amount of solvent at a specific temperature and pressure.

          

  4. supersaturated solutionContains more dissolved solute than a saturated solution at the same temperature.

          

  5. heat of solutionThe overall energy change that occurs during the solution formation process.

          

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