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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.

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.

Answer :

znk

Answer:

B and D  

Explanation:

Burning hydrocarbons produces a lot of energy, so the enthalpy of combustion is a large negative value.

A  is wrong. Hydrocarbons burn to produce a large amount of energy.

C is wrong. Breaking carbon-hydrogen and carbon-carbon bonds absorbs energy. The formation of new   O-H and C=O bonds in the products releases the extra energy.

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GutsnGlory

Answer:

Its B, C, and D.

Look at photo for proof.

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