Answer
$T=357.89R$
Work Step by Step
From the ideal gas law:
$T=\frac{PV}{mR}$
$T=\frac{80psia*3ft^3}{2lbm*0.3353\frac{psiaft^3}{lbmR}}=357.89R$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.