DRAFT: This module has unpublished changes.
Materials
-Test tube (10), 10-mL
-Test tube rack
-Pipet, graduated, 10-mL
-Rubber bulb
-Pipet, plastic (7), 1-mL
-Centrifuge
-Beaker, 250-mL
-Stirring rod
-Hot plate
-pH paper (1 roll)
-6 M Sodium hydroxide (NaOH), 20 mL
-6 M Ammonia (NH3), 20 mL
-0.1 M Potassium chromate (K2CrO4), 20 mL
-1% Aluminon dye, 2 mL
-6 M Hydrochloric acid (HCl), 20 mL
-Dimethylgloxime (DMG) reagent, 5 drops
-0.2 M Potassium ferrocyanide (K4[Fe(CN)6]), 2 mL
-3 M Sulfuric acid (H2SO4), 3mL
-3% Hydrogen peroxide (H2O2), 2 mL
-Uknown cation solution, 20 mL
-Deionized water, 5 mL
-Marking pen
DRAFT: This module has unpublished changes.
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