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CHM 101 CHM 101 Past Questions Objective Question

Question

At constant temperature and pressure, how is the entropy change of the surroundings (Delta S_surr) related to the enthalpy change of the system?
Options
A Delta S_surr = Delta H_sys / T
B Delta S_surr = -Delta H_sys / T
Correct Answer
C Delta S_surr = -T * Delta H_sys
D Delta S_surr = -(Delta H_sys)^2 / T
Correct Answer

Option B is the correct answer.

Detailed Explanation

Heat released or absorbed by the system enters or leaves the surroundings, making Delta S_surr = -Delta H_sys / T.

Hint

No hint available

Question Info