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2006-11-19 09:32:52 · 5 answers · asked by Anonymous in Science & Mathematics Chemistry

5 answers

What we usually called fire or flames is actually the combination of the brilliant glow and large amount of heat released by hot gases that are the result of the combustion of a fuel. This fuel can be any combustible material. Since that combustible could be any substance that can be burned, then there is not specific equation for every "fire" but there could be one general equation...

There are three things needed to have fire, the process of combustion of inflammable materials producing heat and light and (often) smoke,

1.- Heat
2.- Fuel
3.- Oxygen

So the equation could be:

a Fuel + b Oxygen + Heat -----> c Gases + d Ashes + Fire

a, b, c and d values would depend on the nature of the fuel and the oxygen available.

Oxygen, heat, and fuel are frequently referred to as the "fire triangle." Add in the fourth element, the chemical reaction, and you actually have a fire "tetrahedron." The important thing to remember is: take any of these four things away, and you will not have a fire or the fire will be extinguished.

:-)

2006-11-19 10:01:47 · answer #1 · answered by QuietFire 5 · 0 0

Fire is heat and light energy being given off in the oxidation of some kind of fuel.


Here is the equation for the burning of methane.

CH4 + O2 ---> CO2 + 2H2O

2006-11-19 09:41:39 · answer #2 · answered by science teacher 7 · 0 0

Fire is the rapid oxidation of a material. An equation describing it would differ depending on the material burning.

2006-11-19 09:36:28 · answer #3 · answered by The Doctor 7 · 0 0

It's an oxidation.

2006-11-19 09:34:38 · answer #4 · answered by Anonymous · 0 0

it is a combustion -oxidation reaction

2006-11-19 10:41:59 · answer #5 · answered by dreamz 4 · 0 0

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