Given:
Pi = 690 torr
Pf = 364 torr
Vi = 5.59 L
Ti = 280.0 K
Tf = -47.0 oC
= (-47.0+273) K
= 226 K
use:
(Pi*Vi)/(Ti) = (Pf*Vf)/(Tf)
(690 torr*5.59 L)/(280.0 K) = (364 torr*Vf)/(226.0 K)
Vf = 8.5528 L
Answer: 8.55 L
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