A gas has an initial volume of 15.4 L at a pressure of 1.5 atm and a temperature of 310 K. The pressure of the gas decreases to 0.9 atm as the temperature decreases to 268 K. What is the final volume of the gas? Round your answer to the nearest tenth.ANSWER: 22.2 L

QUESTION POSTED AT 18/04/2020 - 07:52 PM

Answered by admin AT 18/04/2020 - 07:52 PM

PV=nRT
(1.5)(15.4)=(n)(0.08201)(310)
(PV)/(RT)=n
n=0.9086224733 atm
(0.9)(V)=(0.9086224733)(0.08201)(268)
(P)/(nRT)=V
V=22.18924731L
V=22.2L
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