First Law of Thermodynamics Calculator

♨️ First Law of Thermodynamics Calculator : (ΔU=Q−W)

Select Quantity to Calculate: Change in Internal Energy (ΔU) Heat (Q) Work (W)

Formula: ΔU = Q - W

Heat (Q) [Joules]:

Work (W) [Joules]:

Change in Internal Energy (ΔU) [Joules]: