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6 Written questions

5 Multiple choice questions

  1. conducts electricity poorly because only a fraction of the solute in the solution exists as ions (ammonia, Mercury (ii) Cloride)
  2. The chaotic movement of colloidal particles caused by collisions of the molecules of the dispersion medium with the small, dispersed colloidal particles.
  3. nearly all the dissolved compounds exist as ions ( soluble salts, inorganic acids, inorganic bases)
  4. water that contains dissolved substances
  5. a compound that contains water of hydreation ( contained with crystals)

5 True/False questions

  1. soluteThe dissolved particles (sugar that is being dissolved in water)

          

  2. Surface tensionany substance that interferes with the hydrogen bonding between water molecules and thereby reduces surface tension

          

  3. SolventThe dissolving medium (water dissolving sugar)

          

  4. electrolytea compound that does not conduct an electric current in either aqueous solution or the molten state. (Molecular compounds such as Sugar, Alchol)

          

  5. solvationThe dissolved particles (sugar that is being dissolved in water)

          

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