Question

A sample of oxygen occupies 38.9L at STP. What will the pressure need to be in Torr. if the volume is to be changed to 32.2L without a change in T.

Is this P1V1/T2=P2V2/T2? How would I set it up.

Answer 1

P V = n R T

Patm * 38.9 = n R T = constant = P *32.2

P = Patm (38.9/32.2)