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5 Written questions

5 Matching questions

  1. unsaturated
  2. percent composition
  3. insoluble
  4. electrical conductivity
  5. solvent
  1. a how well a substance allows electricity to flow through it.
  2. b (of a substance) not easily dissolved
  3. c a liquid substance capable of dissolving other substances
  4. d not saturated
  5. e the percent by mass of each element in a compound

5 Multiple choice questions

  1. lessen the strength or flavor of a solution or mixture
  2. used to make solutions of known concentration, accurate liq. vol. measurement
  3. result of diffusion where there is continuous movement of particles but no overall change in concentration
  4. weakening (reducing the concentration) by the addition of water or a thinner
  5. the process of a material becoming incorporated uniformly into another, or of two materials mixing together evenly

5 True/False questions

  1. graduated pipetbeing the most concentrated solution possible at a given temperature


  2. entropythe number of moles of solute per liter of solution


  3. homogeneous mixturea mixture in which substances are evenly distributed throughout the mixture


  4. solute(of a substance) capable of being dissolved in some solvent (usually water)


  5. hydration energythe energy released when one mole of an ionic crystalline compound is formed from gaseous ions


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