A sample of helium gas initially at 37.0 degrees C, 785 torr and 2.00 L was heated to 58.0 degrees C while the volume expanded to 3.24 L. What is the final pressure in atm?

Question

a)1.79
b)3.21
c)0.681
d).517
e)none of the above

please explain--I need to know how to do this--this is a practice problem--I don't understand.

Answer 1

d) should read 517, not .517

Answer 2

Use (P1V1)/T1 = (P2V2)/T2