The low-molecular-weight hydrocarbon, octane, is'a component of gasoline (petrol) and highly flammable. The combustion of 1 mole of octane, C3H18(1), to produce carbon dioxide and liquid water has AHº,= -5471 kJ•mol- at 298 K. What is the change in internal energy for this reaction? a. -5482 kJ-mol- b. -5449 kJ mol- O c. -5493 kJ•mol-! d. -5471 kJ mol -5460 kJ-mol- e.
The low-molecular-weight hydrocarbon, octane, is'a component of gasoline (petrol) and highly flammable. The combustion of 1 mole of octane, C3H18(1), to produce carbon dioxide and liquid water has AHº,= -5471 kJ•mol- at 298 K. What is the change in internal energy for this reaction? a. -5482 kJ-mol- b. -5449 kJ mol- O c. -5493 kJ•mol-! d. -5471 kJ mol -5460 kJ-mol- e.
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Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.132QP
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Transcribed Image Text:The low-molecular-weight hydrocarbon, octane, is'a component of gasoline (petrol) and highly flammable.
The combustion of 1 mole of octane, C3H18(1), to produce carbon dioxide and liquid water has AHº,=-5471 kJ•mol- at 298 K. What is the change=
in internal energy for this reaction?
a. -5482 kJ mol-
b. -5449 kJ-mol-
C.
-5493 kJ-mol-1
d.
-5471 kJ mol
O e. -5460 kJ•mol
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