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burning methane in air is an exothermic reaction

true
false

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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. The combustion of of methane gas releases 50.1 kJ/g.

true

The burning of methane in the presence of air is an exothermic reaction. The given statement is true.

Exothermic Reaction:

The chemical reaction in which heat energy is released during the reaction.

For example-  the burning of 1 mole of methane in the air releases 810 kJ of heat energy.

[tex]\bold {CH_4 +2O_2 \rightarrow CO_2 + 2H_2 O}\ \ \ \ \ \ \ \bold{\Delta H = 810\ kJ}[/tex]

Therefore, the burning of methane in the presence of air is an exothermic reaction.

To know more about Exothermic Reactions:

https://brainly.com/question/14969584

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