Question

how is carbon dioxide produced from coal ​

Answer 1

Answer:

The carbon dioxide emission factors in this article are expressed in terms of the energy content of coal as pounds of carbon dioxide per million Btu. Carbon dioxide (CO2) forms during coal combustion when one atom of carbon (C) unites with two atoms of oxygen (O) from the air.

Answer 2

Coal is a allatrop of carbon as a result coal contains large amount of carbon.

when we burn coal the carbon (C) from coal reacts with oxygen (O2) and as a result produces carbon dioxide (CO2).

Chemical reaction

C + O2 ---> CO2

hope it helps...