

MCQOPTIONS
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1. |
Nitrogen gas (molecular weight 28) is enclosed in a cylinder by a piston, at the initial condition of 2 bar, 298 K and 1 m |
A. | 200 kJ |
B. | 138.6 kJ |
C. | 2 kJ |
D. | 200 kJ |
Answer» C. 2 kJ | |