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6 Written questions

5 Multiple choice questions

  1. the scattering of visible light by colloidal particles
  2. water that contains dissolved substances
  3. a colloidal dispersion of a liquid into a liquid ( maintain stablity of colloidal mixtures)
  4. a compound that does not conduct an electric current in either aqueous solution or the molten state. (Molecular compounds such as Sugar, Alchol)
  5. a mixture from which partilces settle out ipon standing

5 True/False questions

  1. strong electrolytenearly all the dissolved compounds exist as ions ( soluble salts, inorganic acids, inorganic bases)

          

  2. solvationThe dissolving medium (water dissolving sugar)

          

  3. colloida heterogeneous micture containing particles that rang in size from 1nm to 1000nm ( smaller than those in suspensions and large than thos in solutions)

          

  4. electrolytea compound that conducts an electric rurent when it is in anaqueuous solution or in the molten state. (Ionic compounds are _______)

          

  5. Surface tensiona mixture from which partilces settle out ipon standing