Which of the Equations Listed Below Corresponds to the Standard

question 22

Multiple Choice

Which of the equations listed below corresponds to the standard molar enthalpy of formation D H ° _f for NH₄NO₃?

• A) NH₄⁺ (aq) + NO₃ ^- (aq)→ NH₄NO₃ (s)
• B) NH₃ (g) + HNO₃ (g)→ NH₄NO₃ (s)
• C) N₂ (g) + 2 H₂ (g) + ³/₂ O₂ (g)→ NH₄NO₃ (s)
• D) 2 N₂ (g) + 4 H₂ (g) + 3 O₂ (g)→ 2 NH₄NO₃ (s)
• E) 2 N (g) + 4 H (g) + 3 O (g)→ NH₄NO₃ (s)

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