Question

Is Burning of fuel Endothermic or Exothermic? One word answer is required more that one word would not be accepted. ​

Answer 1

Answer:

exothermic.

Explanation:

as it releases heat..

Answer 2

Answer:

Common combustion reactions break the bonds of hydrocarbon molecules, and the resulting water and carbon dioxide bonds always release more energy than was used to break the original hydrocarbon bonds. That's why burning materials mainly made up of hydrocarbons produces energy and is exothermic.