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posted by  mt009 on 11/2/2009 10:04:18 PM  |  status: Closed  |  Earned Karma: 50

the work needed .. thermodynamics (life saver)

Course Textbook Chapter Problem Needs by
Thermodynamics N/A N/A N/A 11/4/2009 at 12:00:00 PM
Question Details:
calculate the work needed to expand a piston in a cylinder at a constant pressure if saturated liquid water is completely vaporized at 200 C . 

(A) 2790 KJ/Kg
(B) 1940 KJ/Kg
(C) 850 KJ/Kg
(D) 196 KJ/Kg
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posted by Jemmi on 11/2/2009 10:58:02 PM  |  status: Live
Asker's Rating: Lifesaver   
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