Question

what are the different constitution of coal​

Answer 1

Coal is a nonrenewable resource known as a fossil fuel. It's the most abundant fossil fuel we have. The four types of coal include peat, lignite, bituminous, and anthracite, with anthracite being most desirable due to its high heat content.

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Answer 2

Answer:

the constitution of coal are hydrogen, carbon ,oxygen. it also contain nitrogen, phosphorus, and sulphur. there are 4 type of coal 1) peat 2) lignite 3)bitminous 4) anthracite