The Combustion of Ethene in the Presence of Excess Oxygen

question 47

Multiple Choice

The combustion of ethene in the presence of excess oxygen yields carbon dioxide and water: C₂H₄ (g) + 3O₂ (g) → 2CO₂ (g) + 2H₂O (l)
The value of ΔS° for this reaction is ________ J/K ∙ mol.

• A)-267.4
• B)-140.9
• C)-347.6
• D)+347.6
• E)+140.9

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Definitions:

Tears

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Secondary Emotion

Emotions that develop with more cognitive processing and social learning, such as guilt or shame, as opposed to primary emotions like happiness or fear.

Remorseful

Feeling deep regret or guilt for a wrongdoing, similar to being penitent or contrite.

Remorse

A deep feeling of regret or guilt for a wrong committed, often accompanied by a desire to amend or repair the harm caused.