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Argon is compressed in a polytropic process with n 5 1.2 from 120 kpa and 108c to 800 kpa in a piston–cylinder device. determine the work produced and heat transferred during this compression process, in kj/kg.

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nicholasudoye
A boiling pot of water (the water travels in a current throughout the pot), a hot air balloon (hot air rises, making the balloon rise) , and cup of a steaming, hot liquid (hot air rises, creating steam) are all situations where convection occurs. 
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