For Which Reaction Is ΔH Approximately (Or Exactly) Equal to ΔU

question 92

Multiple Choice

For which reaction is ΔH approximately (or exactly) equal to ΔU?

• A) H₂(g) + Br₂(g) → 2HBr(g)
• B) H₂O(l) → H₂O(g)
• C) CaCO₃(s) → CaO(s) + CO₂(g)
• D) 2H(g) + O(g) → H₂O(l)
• E) CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(l)

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Definitions:

Proximity

A Gestalt principle of perception; the tendency to perceive objects that are close to each other as part of the same grouping; physical or geographical nearness.

Acculturation

The process of cultural change and psychological change that results following meeting between cultures, including adopting the cultural traits or social patterns of another group.

Acculturative Stress

The psychological impact of adapting to a new culture, which may involve stress due to loss of social support systems, identity confusion, and facing discrimination.

Marginalized

Describes individuals or groups that are excluded, ignored, or relegated to the outer edge of society or a community.