a system absorbs 500J of heat and does work of 50J on its surroundings. calculate the change in internal energy

Asked by gganga | 13th Apr, 2018, 06:34: PM

Expert Answer:

Change in energy given by:
dQ = du + dw
 
dQ = 500 J
 
dw = - 100 J
 
du = dQ - dw
 
     = 500 - ( -100 )
 
     = 600 J

Answered by Ramandeep | 14th Apr, 2018, 06:45: PM