Question

You will be using 25.00 mL of 3.00% by mass solution ({massH

2

O

2

/masssolution}*100) of hydrogen peroxide.

Assumethe density of this solution is 1.000 g/mL. If a

ll ofhydrogen peroxide decomposes to water and oxygen

according to the reaction

2H

2

O

2

(aq) 2H

2

O(l) + O

2

(g)

What isthe total volume of oxygen gas generated if the temperature is24degrees Celsius and the pressure is 770 Torr (760

Torr=1atm) ? (R=0.08206 L