Answer to Question #104348 in Mechanical Engineering for aya

Question #104348
Calculate the internal energy and the enthalpy of 1 kg of air occupying 0.05 m3
at
20 oC at 20 bar. If the internal energy is increased by 120 kJ as the air compressed
to 50 bar. Calculate the new volume occupied by 1 kg of air.
1
Expert's answer
2020-03-02T07:58:31-0500

We will assume that gas is ideal. So, the internal energy of air



For air and



The enthalpy of air

















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