A pistoncylinder device contains an ideal-gas mixture of 3 kmol of He gas and 7 kmol of

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A piston–cylinder device contains an ideal-gas mixture of 3 kmol of He gas and 7 kmol of Ar gas at 70°C and 400 kPa. Now the gas expands at constant pressure until its volume doubles. The amount of heat transfer to the gas mixture is

(a) 286 MJ

(b) 71 MJ

(d) 15 MJ

(e) 6.6 MJ

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Thermodynamics An Engineering Approach

ISBN: 9781259822674

9th Edition

Authors: Yunus Cengel, Michael Boles, Mehmet Kanoglu

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Question Posted: Nov 17, 2020 01:21 AM

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A pistoncylinder device contains an ideal-gas mixture of 3 kmol of He gas and 7 kmol of

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