3.2. Nitrogen (molar mass 28 kg/kimol) expands reversibly in a perfectly thermally (insulated) cylinder from 3.5 bar, 200°C to a volume of 0,09 m°. The initial volume occupied was 0.03 m". Assume nitrogen to be a perfect gas and take Cy = 0.741 kJ/kg K. Calculate the work done.
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