GKFix MCQ Question

How is the entropy change of the surroundings calculated for a reaction at constant pressure?

• A. ΔS_surr = ΔH_sys / T
• B. ΔS_surr = –ΔS_sys
• C. ΔS_surr = –ΔH_sys / T
• D. ΔS_surr = ΔG / T