The Standard Enthalpy of Formation of H₂O₂(l) at 298 K

question 80

Multiple Choice

The standard enthalpy of formation of H₂O₂(l) at 298 K is -187.6 kJ/mol. Calculate the change in internal energy for the following process at 298 K: H₂(g) + O₂(g)  H₂O₂(l)

• A) -187.6 kJ/mol
• B) 185.1 kJ/mol
• C) -192.6 kJ/mol
• D) -182.6 kJ/mol
• E) -185.1 kJ/mol

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