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Title: Solvents
Description: CHEMISTRY
March 16, 2021

  S O L U T I O N               Solute                           Solvent
  (homogeneous)           (gets dissolved)              (does the dissolving)

Solutions can be made from:
        liquid : liquid            (e.g. lemon juice in water)
        solid : liquid             (sugar crystals dissolved in water)
        gas :  gas                (air:  a solution of gases mixed evenly)
        gas : liquid               (carbon dioxide dissolved in pop)
        solid : solid              (alloys - mixtures of metals  (e.g. brass or pewter)

Solvents: 
     aqueous - dissolved in water
     tincture - dissolved in alcohol
     amalgam - dissolved in mercury
                            George Decker story (dental amalgam extraction)
     organic - dissolved in carbon containing solvent

Polar vs. Non-polar solvents
     "like dissolves like"

Demonstrations: oil and water with food coloring, emulsification, tincture of iodine.
        Teacher Note:  (water, cyclohexane and glycerin) in test tube.  Add 1 drop of food coloring.
                                    Purple muscle, lycopodium powder, orbitz drink, separatory funnel

Envirobond - oil absorber

LAST 15 minutes:  Allow students to make Slime or Gluep polymer (sodium tetraborate aka borax = crosslinking agent)


HW: Read Article -
 "Don't Sweat the Small Stuff"  pdf  and questions to accompany article.

Adversity introduces a man to himself.

   -Anonymous

Homework:
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