Unformatted text preview: lid with 70 mL of the ice-cold deionized water,
followed by two 5-mL portions of ice-cold ethanol. Place the acetic acid-sulfuric acidwater-ethanol mixture (now in the filter flask) into the labeled waste bottle in the
Re-fill the 50-mL beaker with about 15 mL of ethanol and put it in the ice bath.
Place the solid in a clean, dry 125-ml Erlenmeyer flask and add enough ethanol to cover
the solid. Place the Erlenmeyer flask on top of a magnetic stirrer/hotplate. Clean and dry
your Büchner funnel. If the solid will not come off, rinse it with acetone in the hood and
pour the waste into the non-halogenated waste container. Add 2-3 boiling stones and
heat the ethanol to boiling. The solution should become clear. Boil off the ethanol until
you just begin to see particles of solid coming out of the solution. Remove the flask from
Allow the solution to cool slowly to room temperature then place the Erlenmeyer
flask in an ice-water bath for 10 minutes. Set up the...
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