What is the mass of 20.0 mL of nitrogen gas?

1 Answer
Apr 11, 2018

Well we must specify a pressure of 1*atm and a temperature of 298*K...

Explanation:

And we solve for n in the old Ideal Gas equation....

n=(PV)/(RT)=(1*atmxx20.0*mLxx10^-3*L*mL^-1)/(0.0821*(L*atm)/(K*mol)*298*K)

And I make this about 8xx10^-4*mol with respect to dinitrogen...