Science, asked by jyotivaish1976, 6 months ago

1. Tick the correct option:
(a) Which of the following fuels leaves a residue on burning?
(i) Petrol
(ii) LPG
(iv) CNG
(iii) Coal​

Answers

Answered by himanshi5882000
5

Answer:

coal

explanation:

coal combustion residue includes fly ash,bottom ash,boiler slag ang flue gas desulfurization . The process of ash formation is infuenced by chemical composition of mineral matter in coal and its thermal properties..

Answered by jaynil13
1

Answer:

coal

Explanation:

because it doesn't react completely with oxygen and leaves carbon monoxide

and this carbon monoxide is very harmful

Pl mark as brainlist

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