Which is true for a system at equilibrium? A) ΔS°_sys = ΔS°_surr B) ΔS°_sys = -ΔS°_surr C) ΔS°_sys = ΔS°_surr = 0 D) ΔS°_univ 0 E) ΔS°_univ

Name: Which is true for a system at equilibrium? A) ΔS° sys = ΔS° surr B) ΔS° sys = -ΔS° surr C) ΔS° sys = ΔS° surr = 0 D) ΔS° univ > 0 E) ΔS° univ < 0
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Question

Which is true for a system at equilibrium? A) ΔS°_sys = ΔS°_surr B) ΔS°_sys = -ΔS°_surr C) ΔS°_sys = ΔS°_surr = 0 D) ΔS°_univ> 0 E) ΔS°_univ< 0

Quizplus · Accepted Answer

At equilibrium, the change in entropy of the system is equal in magnitude but opposite in sign to the change in entropy of the surroundings, hence ΔS°sys = -ΔS°surr.

Which Is True for a System at Equilibrium