8. One pound of an ideal gas undergoes an isentropic process from 95.3 psig and a volume of 0.6 ft3 to a final volume of 3.6 ft. If c, = 0.124 and c, = 0.093 Btu/lb.R, what are (a) t, (b) p,, (c) AH and (d) W. %3D !3! Ans. (a) -243.1 F; (b) 10.09 psia; (c) -21.96 Btu; (d) 16.48 Btu
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