For the Following Reactions,the ΔH°_rxn Is NOT Equal to ΔH°_f

question 95

Multiple Choice

For the following reactions,the ΔH°_rxn is NOT equal to ΔH°_f for the product except for ________.

• A)H₂ (g)+ 1/2 O₂ (g)→ H₂O (l)
• B)H₂ (g)+ O₂ (g)→ H₂O₂ (l)
• C)2C (s, graphite)+ 2H₂ (g)→ C₂H₄ (g)
• D)1/2 N₂ (g)+ O₂ (g)→ NO₂ (g)
• E)all of the above

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Definitions:

Polygraph

A machine, commonly called a lie detector, that monitors changes in the body, and is used to try to determine whether someone is lying.

Error Rate

The frequency at which errors occur in a process or system, often used as a measure of performance or reliability.

Amygdala

A set of neurons located deep in the brain's medial temporal lobe, playing key roles in the processing of emotions.

Thalamus

The forebrain structure that sits at the top of the brain stem in the brain’s central core and serves as an important relay station.