8. Thermochemistry
Constant-Pressure Calorimetry
Multiple Choice
Multiple ChoiceWhen gasoline is burned at constant pressure, a certain amount of heat is emitted and work is done. Which of the following must be true?
A
The enthalpy and the internal energy of the system are the same.
B
The magnitude of the enthalpy is less than the magnitude of the internal energy.
C
The magnitude of the enthalpy is greater than the magnitude of the internal energy.
D
The process is exothermic from the surroundings point of view.
E
None of the above is true.
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