Chemistry/Oxygen Preparation Prep

'''Equipment and Chemicals for Science 10 Lab

THE PREPARATION OF OXYGEN FROM HYDROGEN PEROXIDE AND POTASSIUM IODIDE
Chemicals:
 * 1) 1.5 L of 6% hydrogen peroxide. Dilute 260 mL of 35% hydrogen peroxide to a total of 1500 mL. Divide into 6 bottles labeled “6% hydrogen peroxide”.
 * 2) Beaker containing about 20 g of potassium iodide (labeled “potassium iodide”)
 * 3) Oxygen tank
 * 4) Concentrated ammonia

Equipment:
 * 1) 12 — 250 mL filtration flasks
 * 2) 14 — 600 mL beakers
 * 3) 14 — ring stands
 * 4) 12 — test tube clamps
 * 5) 12 — large test tubes (25 x 250 mm)
 * 6) 0.01 g electronic balance
 * 7) 12 — 50-60 cm pieces of rubber tubing to fit side arm of filtration flask
 * 8) 12 — rubber stoppers to fit top of filtration flasks
 * 9) 12 – bunsen burners
 * 10) 12 — flint strikers
 * 11) 12 — wooden splints
 * 12) 2 — large rings
 * 13) 2 — 500 mL florence flasks
 * 14) 2 — 2-hole rubber stoppers to fit florence flasks
 * 15) 2 — medium dropping pipettes
 * 16) 2 — 35 cm lengths of glass tubing to fit 2-hole stoppers