Performance AssessmentIn this lab experience, students carry out an investigation to determine which combinations of metals and their aqueous solutions produce the highest voltage. Students determine the battery that produces the highest voltage.
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Safety: Before conducting the lab, review the safety precautions on the student page with the class. Then discuss any safety precautions that are specific to your science laboratory or classroom. Make sure students handle the circuits with dry hands only to prevent shock.
Materials Included in Kit
Consumable:
Copper foil, 3” × 12” sheet
Iron nails, 12
Lead foil, 3” × 12” sheet
Magnesium, ribbon, 15
Silver foil, 5 g
Zinc strips, 5” × ½”,5
Chromatography sheet, 20 x 10 cm, pk/15
Pipets, beral-type, 60
Copper(II) nitrate, 1.0 M, 100 mL
Iron(III) nitrate, 1.0 M, 100 mL
Lead nitrate solution 1.0 M, 100 mL
Magnesium nitrate solution, 1.0 M, 100 mL
Potassium nitrate solution, 1.0 M, 200 mL
Silver nitrate solution, 1.0 M, 100 mL
Sodium chloride solution, 1.0 M, 150 mL
Zinc nitrate solution, 1.0 M, 100 mL
Non-Consumable:
Alligator clip leads, red, 10
Alligator clip leads, black, 10
Additional Materials Required
Motor, DC, 10
Multimeter, Student, 10
Forceps, 10
Beakers, Borosilicate Glass, 50-mL, 10
Beakers, Borosilicate Glass, 100-mL, 10
Beakers, Borosilicate Glass, 400-mL, 10
Beral Pipets, Graduated, Pkg. of 500, 1
Reaction Plates, 24 Wells, 10
Spatulas, Disposable, Box of 300, 1
Weighing Dishes, Disposable, 1-5/8" x 1-5/8" x 5/16", Pkg. of 500, 1
Scissors, 10
Sandpaper, Fine, Pkg. of 4 Sheets, 3
1-800-452-1261
