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5 Written questions

5 Matching questions

  1. entropy
  2. homogeneous mixture
  3. dynamic equilibrium
  4. concentrated
  5. hydration energy
  1. a result of diffusion where there is continuous movement of particles but no overall change in concentration
  2. b a mixture in which substances are evenly distributed throughout the mixture
  3. c of or relating to a solution whose dilution has been reduced
  4. d energy change accompanying the hydration of a mole of gaseous ions
  5. e a measure of the disorder of a system

5 Multiple choice questions

  1. lessen the strength or flavor of a solution or mixture
  2. the percent by mass of each element in a compound
  3. a mixture in which different materials can be distinguished easily
  4. weakening (reducing the concentration) by the addition of water or a thinner
  5. glass; common sizes are 10mL, 25mL; used to measure solution in volumes; less accurate than a volumetric pipet.

5 True/False questions

  1. saturatedbeing the most concentrated solution possible at a given temperature


  2. volumetric flaska homogeneous mixture of two or more substances


  3. unsaturatedbeing the most concentrated solution possible at a given temperature


  4. empirical formulaused to make solutions of known concentration, accurate liq. vol. measurement


  5. ion-dipole bondingthe process of a material becoming incorporated uniformly into another, or of two materials mixing together evenly