Question

2. 1.5 kg of an ideal gas undergoes a process wherein the pressure decreases from 280 kPaa to 140 kPaa, while the volume increases from 0.045 m3 to 0.135 m3. If the increase in internal energy for the process is 275 kJ and cv= 1.235 kJ/kg-K, find a change in enthalpy; b) t1 and c) t2.

Answer 1

Answer:

t2

Explanation:

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