A student collects 425 mL of oxygen at a temperature of 24°C and a pressure of 0.899 atm. How many moles of oxygen did the student collect?

1 Answer
anor277
May 14, 2018

#n_(O_2)=0.0157*mol#

Explanation:

We solve for #n# in the old Ideal Gas equation...and perforce we use units of #"absolute temperature...."#

#n=(PV)/(RT)=(0.899*atmxx425*mLxx10^-3*L*mL^-1)/(0.0821*(L*atm)/(K*mol)xx297.15*K)#

#-=0.0157*mol#...and what mass of dioxygen does this represent?

Related questions
See all questions in The Mole
Impact of this question
8468 views around the world
You can reuse this answer
Creative Commons License