One hundred joules of heat is added to a system that performs 60 joules of work.The internal energy change of the system is

Name: One hundred joules of heat is added to a system that performs 60 joules of work.The internal energy change of the system is
Brand: Quizplus
Rating: 4.9 (43 reviews)

Question

Quizplus · Accepted Answer

The change in internal energy is given by the first law of thermodynamics: ΔU = Q - W, where Q is the heat added to the system and W is the work done by the system. Here, ΔU = 100 J - 60 J = 40 J.

One Hundred Joules of Heat Is Added to a System