Question

Fill in the blanks.
1.
is a substance that burns to produce energy.​

Answer 1

Answer:

$\huge\bold{\mathbb{\purple{A{\pink{N{\green{S{\blue{W{\red{E{\orange{R}}}}}}}}}}}}}$

Coal .

Explanation:

Hope this will help you ....

Thank you ....❤

Answer 2

Answer:

Hydrocarbon fuels like methane (CH4) burn in the presence of oxygen to produce carbon dioxide and water. This process of combustion releases energy. When energy is released during the course of a chemical reaction, it is said to be an EXOTHERMIC reaction.

please mark as brainliest answer