A system gives off 196 kJ of heat to the surroundings and the surroundings do 4.20 x 10³ kJ of work on the system. What is the change in internal energy of the system?

Question

A system gives off 196 kJ of heat to the surroundings and the surroundings do 4.20 x 10³ kJ of work on the system.  What is the change in internal energy of the system?

Henry · Answer

Check your 2-6-11,10:12pm post.

Liz · Answer

Internal energy = heat + work heat = -196 kJ work = 4200 kJ Internal energy = -196 kJ + 4200 kJ

Anonymous · Answer

Internal energy = -196 kJ + 4200 kJ