Calculate δe, if the system absorbs 7.24 kj of heat from the surroundings while its volume remains constant (assume that only p-v work can be done). express your answer using three significant figures.

Question

Physics

Thomas

1 April, 11:51

Calculate δe, if the system absorbs 7.24 kj of heat from the surroundings while its volume remains constant (assume that only p-v work can be done). express your answer using three significant figures.

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Nevaeh Swanson · Answer 1

I believe the answer is 7.24 kJ.

From the equation ΔE = dW + dQ; where W is the work done on/by the system and Q is the heat the system absorbs/loses.

Therefore; ΔE = 72.4 kJ since the system has bot done any p-v work (dV = zero) and has absorbed heat.