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October 20, 2014

Homework Help: (12)Chemistry - Science (Dr. Bob222)

Posted by Ana on Thursday, May 8, 2014 at 7:51am.

Calculate delta E for a process in which 88.0 g of nitrous oxide gas (N2O) is cooled from 165 ˚C to 65 ˚C at a constant pressure of 5.00 atm. The molecular weight of nitrous oxide is 44.02 g/mol, and its heat capacity at constant pressure, Cp, is 38.70 J/molK.
A) - 7740 J
B) + 1040 J
C) - 6077 J
D) + 6077J
E) - 1040 J

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