A sample of co2 gas at 90.7 degree celsius has a volume of 300. ml at 810 mmHg. How many moles of co2 are present R=.08206 L atm/mol K 1 atm=760 mmHg

Answer 1

Use PV = nRT
P must be in atm, T in kelvin, V in L.

Answer 2

is this correct?

(1.07)(0.3)=(44.01)(.08206)(363.7)
0.3424=1313.49
=0.00026068 or 2.61^-4

Answer 3

I responded to your second post above.