16
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Lab: Enthalpy

Question 16 • Chemistry A.1 - F26 - Jacob Metsker

Many fuels, such as gasoline and diesel fuel, are hydrocarbons. Hydrocarbons are molecules that contain only hydrogen and carbon. Choose all of the criteria below that would make a hydrocarbon a good fuel in terms of enthalpy.

Answer
A
Hydrocarbons burn to absorb a large amount of energy.
B
Burning hydrocarbons produces a lot of energy.
C
Breaking carbon-hydrogen and carbon-carbon bonds gives off energy.
D
The enthalpy of combustion is a large negative value.
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