Using the Entropy Values in the Table Below, What Is

question 60

Multiple Choice

Using the entropy values in the table below, what is the change in standard entropy, D S , for the following reaction?
2 CH₃ OH (g) + 3 O₂(g) 2 CO₂ (g) + 4 H₂ O (g) Substance S (J/mol K) CH₃ OH ( ) 126.8 CH₃ OH (g) 237.6 O₂(g) 205.0 CO₂ (g) 213.6 H₂ O (g) 188.83 H₂ O ( ) 69.91

• A) D S ° = - 383.4 J/mol × K
• B) D S ° = - 161.8 J/mol × K
• C) D S ° = - 40.2 J/mol × K
• D) D S ° = 92.3 J/mol × K
• E) D S ° = 313.9 J/mol × K

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Definitions:

Government Intervention

Actions by a government to affect the economy, often aiming to correct market failures or promote social welfare.

Imperfect Information

A market condition where all parties do not have equal access to all relevant information.

Life Insurance

A contractual agreement with an insurance company that provides a lump sum payment, known as a death benefit, to beneficiaries upon the insured person's death, in exchange for premium payments.

Market Failure

A scenario in which the distribution of goods and services through an unregulated market leads to inefficiencies, resulting in a decrease in overall social welfare.