4 Fe 3 0, 2 Fe,O3 AS° sys = - 225 J/K + AH° 0.0 0.0 -98.3 kJ/mol What is AS°uniy if AS° sys = - 225 J/ K at 298 K temp ? 435 J / K spontaneous 166 J / K spontaneous 166 J / K nonspontaneous - 435 J / K nonspontaneous

4 Fe 3 0, 2 Fe,O3 AS° sys = - 225 J/K + AH° 0.0 0.0 -98.3 kJ/mol What is AS°uniy if AS° sys = - 225 J/ K at 298 K temp ? 435 J / K spontaneous 166 J / K spontaneous 166 J / K nonspontaneous - 435 J / K nonspontaneous

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter16: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 39E: For ammonia (NH3), the enthalpy of fusion is 5.65 kJ/mol and the entropy of fusion is 28.9 J/K mol....

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Question

4 Fe
3 0,
2 Fe,O3
AS°
sys
= - 225 J/K
ДН 0.0
0.0
-98.3 kJ/mol
What is AS°uniy if AS°
sys
= - 225 J/ K at 298 K temp ?
435 J / K spontaneous
166 J / K spontaneous
166 J / K nonspontaneous
- 435 J / K nonspontaneous

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