For which one of the following reactions is the value of ΔH°_rxn equal to ΔH°_f for the product? A)H₂O (l) + 1/2 O₂ (g) → H₂O₂ (l) B)N₂ (g) + O₂ (g) → 2NO (g) C)2H₂ (g) + O₂ (g) → 2H₂O (l) D)2H₂ (g) + O₂ (g) → 2H₂O (g) E)none of the above

Question

Quizplus · Accepted Answer

The standard enthalpy of formation (ΔH°_f) is defined for the formation of 1 mole of a compound from its elements in their standard states. None of the given reactions represent the formation of a single mole of a compound from its elements in their standard states.

For Which One of the Following Reactions Is the Value