The heat capacity of acetic acid vapor Cp (J/gmol-C) = 4.840 + 0.2549 T – 1.753 E^4 T^2 + 4.949 E^8 T^3, with T in K. What is the enthalpy change of acetic acid as the temperature is increased from 150 C to 250 C? *4918 J/gmol *9134 J/gmol *6650 J/gmol *23.9 J/gmol

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