Question
Asked Nov 20, 2019
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Calculate the standard entropy change for the following reaction at 25°C:
 

3O2(g)
2O3(g)

 

ΔSrxn =                 J/Kmol
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Expert Answer

Step 1

When the change occurs in the system, surroundings, and universe then automatically the value of overall entropy changes. Therefore, the addition of, entropy-change of surroundings and system, gives the entropy change for the universe.

Step 2

The given reaction is shown below.

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30, (g)20, (8)

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Step 3

The standard entropy change for the reaction is...

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Σm - sraues Σn- S. A S pοεΣn. S.. reactants Txn Where m and n are the moles of products and reactants Sproducts is standard entropy of products is standard entropy of reactants. reactants

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