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OpenStudy (maxgp):
A kilogram of air is confined in a recipent of 0.2 m3. The initial preassure is 350kPa. When the system recives 120kJ of heat, the temperature rises 411.5K. I have to find the work of the system and the change of the inner energy. Do I have to transform the kilogram of air into moles? is air an ideal gas?
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