To calculate:
The entropy change for the given reactions using the standard molar entropies.
Answer to Problem 12.39QA
Solution:
a)
b)
c)
d)
Explanation of Solution
1) Concept:
2) Formula:
3) Given:
Substance | S0 [J/(mol.K)] |
191.5 | |
205.0 | |
210.7 | |
240.0 | |
304.2 |
4) Calculations:
a)
The values of standard molar entropies are,
Therefore,
The value of
b)
The values of standard molar entropies are,
The value of
c)
The values of standard molar entropies are,
The value of
d)
The values of standard molar entropies are,
The value of
Conclusion:
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