What is the change in internal energy of 2 mole of air (Cv = 2.1 X 104 J/moleoC), if its temperature changes from 10oC to 20oC?
A. 420 kJ
B. 540 kJ
C. 840 kJ
D. 1050 kJ
Answer:A
What is the change in internal energy of 2 mole of air (Cv = 2.1 X 104 J/moleoC), if its temperature changes from 10oC to 20oC?
A. 420 kJ B. 540 kJ C. 840 kJ D. 1050 kJ