Use the Information Provided to Determine ΔH°_rxn for the Following

question 114

Multiple Choice

Use the information provided to determine ΔH°_rxn for the following reaction: ΔH°_f (kJ/mol) 3 Fe₂O₃(s) + CO(g) → 2 Fe₃O₄(s) + CO₂(g) ΔH°_rxn = ?
Fe₂O₃(s) -824
Fe₃O₄(s) -1118
CO(g) -111
CO₂(g) -394

• A) +277 kJ
• B) -577 kJ
• C) -47 kJ
• D) +144 kJ
• E) -111 kJ

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Definitions:

Heterosexual Couples

A romantic partnership between two individuals of the opposite sex.

Skewed Sex Ratios

An imbalance in the number of males to females in a population, which can result from various factors including selective birth practices, migration, or mortality rates.

Girls

Refers to female children and young women.

Boys

Young male individuals, typically children or adolescents, distinct in development, behavior, and societal roles from girls.