What is the change in internal energy ($\Delta$E)of the system when it does 28 J of work while the surroundings provide 67 J of heat?

Name: What is the change in internal energy ($\Delta$E)of the system when it does 28 J of work while the surroundings provide 67 J of heat?
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Question

Quizplus · Accepted Answer

The change in internal energy (ΔU) 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, Q = 67 J and W = 28 J, so ΔU = 67 J - 28 J = 39 J.

What Is the Change in Internal Energy Δ\DeltaΔ E)of the System When It Does 28 J of Work

What Is the Change in Internal Energy $\Delta$ E)of the System When It Does 28 J of Work