The Standard Enthalpy of Formation of Gaseous Water Is -241

question 23

Multiple Choice

The standard enthalpy of formation of gaseous water is -241.82 kJ.mol^-1 at 298 K .Estimate this value at 370 K.The molar heat capacities of hydrogen,Oxygen,And gaseous waterare 28.82,29.36,And 33.58J.k.mol^-1

• A) -241.82 kJ.mol -1
• B) -243.25 kJ.mol -1
• C) -242.54 kJ.mol -1
• D) -240.39 kJ.mol -1
• E) -241.10 kJ.mol -1

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