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A piston-cylinder contains 1.8 kg of carbon dioxide at 190°C and 1.7 MPa. It is compressed t<o 3.4 MPa through a polytropic process whereP「--const. Determine the final temperature treating the carbon dioxide as (a) an ideal gas T2 and (b) a ver der Waals gas.

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Answer #1

Ginen data aSS 上8 40.91 nulu 0 つ, T. 463x (3-4) 1.8x 迎庵2 x 4 463 x10x09 6 I-1x10 8.314--=0、189 KJkyk V1乙0.0126 m3 1-2 3.4b = 42.69시0-6 m3.nd 40.a -42-67χρ 40.9

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