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5 Written questions

5 Matching questions

  1. saturated
  2. dynamic equilibrium
  3. soluble
  4. solute
  5. heterogeneous mixture
  1. a (of a substance) capable of being dissolved in some solvent (usually water)
  2. b the dissolved substance in a solution
  3. c a mixture in which different materials can be distinguished easily
  4. d being the most concentrated solution possible at a given temperature
  5. e result of diffusion where there is continuous movement of particles but no overall change in concentration

5 Multiple choice questions

  1. a chemical formula showing the ratio of elements in a compound rather than the total number of atoms
  2. weakening (reducing the concentration) by the addition of water or a thinner
  3. (of a substance) not easily dissolved
  4. a homogeneous mixture of two or more substances
  5. a mixture in which substances are evenly distributed throughout the mixture

5 True/False questions

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

          

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

          

  3. dissolvingthe process of a material becoming incorporated uniformly into another, or of two materials mixing together evenly

          

  4. volumetric flaskused to make solutions of known concentration, accurate liq. vol. measurement

          

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