Materials available in the kit: 0.3 M KNaC4H4O6 (Rochelle salt), 6% H2O2, 0.3 M CoCl2

Additional materials needed: 2-L beaker, 5-600 mL beakers, 5-watch glasses to cover beakers, hot plates to heat four of the beakers, thermometer, 250 mL graduated cylinder, 4-25 mL graduated cylinders
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