078 kg of helium fills a piston-cylinder device initial


0.78 kg of helium fills a piston-cylinder device (initial volume of 0.5 m3 which is maintained at an absolute pressure of 240 kPa. Heat is added until the volume doubles.

a) What is the temperature of the helium at the end of the process? K

b) How much heat was required? kJ

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Mechanical Engineering: 078 kg of helium fills a piston-cylinder device initial
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