
Respuesta :
Answer:
B and D Â
Explanation:
Burning hydrocarbons produces a lot of energy, so the enthalpy of combustion is a large negative value.
A Â 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.
