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?

Answer 1

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

Answer 2

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

Internal energy = -196 kJ + 4200 kJ

Answer 3

Internal energy = -196 kJ + 4200 kJ