The standard enthalpy change and standard entropy change for the reaction are: AHP = -1036.0 kJ mol1 and A,S° = -153.2 J K-1 mol1, respectively. Which of the following statements is true? The reaction is only spontaneous at high temperatures. The reaction is non-spontaneous at high temperatures. The reaction spontaneous at all temperatures. O The reaction is non-spontaneous at all temperatures.
The standard enthalpy change and standard entropy change for the reaction are: AHP = -1036.0 kJ mol1 and A,S° = -153.2 J K-1 mol1, respectively. Which of the following statements is true? The reaction is only spontaneous at high temperatures. The reaction is non-spontaneous at high temperatures. The reaction spontaneous at all temperatures. O The reaction is non-spontaneous at all temperatures.
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter5: Thermochemistry
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Transcribed Image Text:Consider the following reaction:
2 H,S(g) + 30,(g) –- 2 H,O(g) + 2 SO,(g)
and the following table of standard enthalpies of formation and standard absolute
entropies:
compound AH (kJ mol") s° (JK' mol")
H,S(g)
-20.6
205.8
02(g)
205.2
H2O(g)
|-241.8
188.8
So,(9)
|-296.8
248.2
Transcribed Image Text:The standard enthalpy change and standard entropy change for the reaction are:
AHP = -1036.0 kJ mol1 and A,S° = -153.2 JK-1 mol1, respectively.
Which of the following statements is true?
The reaction is only spontaneous at high temperatures.
The reaction is non-spontaneous at high temperatures.
O The reaction spontaneous at all temperatures.
O The reaction is non-spontaneous at all temperatures.
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