In each of the following reactions, there is one species for which the standard entropy is not listed in Appendix 2. In each case, using the values that are in Appendix 2 and the
(a)
(b)
(c)
(a)
Interpretation:
The missing standard entropy values of the reactants and products has to be calculated for the given set of reactions.
Concept introduction:
Entropy is the measure of randomness in the system. Standard entropy change in a reaction is the difference in entropy of the products and reactants.
Where,
Standard entropy change in a reaction and entropy change in the system are same.
Answer to Problem 2PPB
Standard entropy of the product,
Explanation of Solution
Explanation
To record the given data
Given,
To calculate the unknown standard entropy of the product
The
Hence,
The missing standard entropy values of the reactants and products has been calculated for the given reaction.
(b)
Interpretation:
The missing standard entropy values of the reactants and products has to be calculated for the given set of reactions.
Concept introduction:
Entropy is the measure of randomness in the system. Standard entropy change in a reaction is the difference in entropy of the products and reactants.
Where,
Standard entropy change in a reaction and entropy change in the system are same.
Answer to Problem 2PPB
Standard entropy of the product,
Explanation of Solution
Explanation
To record the given data
Given,
To calculate the unknown standard entropy of the product
The
Hence,
The missing standard entropy values of the reactants and products has been calculated for the given reaction.
(c)
Interpretation:
The missing standard entropy values of the reactants and products has to be calculated for the given set of reactions.
Concept introduction:
Entropy is the measure of randomness in the system. Standard entropy change in a reaction is the difference in entropy of the products and reactants.
Where,
Standard entropy change in a reaction and entropy change in the system are same.
Answer to Problem 2PPB
Standard entropy of the reactant,
Explanation of Solution
Explanation
To record the given data
Given,
To calculate the unknown standard entropy of the reactant
The
Hence,
The missing standard entropy values of the reactants and products has been calculated for the given reaction.
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Chapter 14 Solutions
Chemistry: Atoms First
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