Homework Help: Chemistry

Posted by Shell on Thursday, May 19, 2011 at 12:33am.

A 225 g sample of xenon is placed in a 15.6 L stainless steel vessel at 27.0°C.
a. What is the pressure in the vessel?
b. If the temperature is raised to 200°C, what is the pressure in the vessel?
c. The air pressure outside the vessel is 1.00 atm. If the vessel is opened to release the pressure to the air, what is the new pressure in the vessel?

Chemistry - Dr Russ, Thursday, May 19, 2011 at 9:50am
a. use PV=nRT

b. either use PV=nRT again or

P1/T1=P2/T2

c. 1.00 atm

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