Science, asked by gyanprakashmishra930, 1 month ago

Explain coal and its type

Answers

Answered by brainlyfriend91

4

Answer:

Coal is classified into four main types, or ranks: anthracite, bituminous, subbituminous, and lignite. ... The rank of a coal deposit is determined by the amount of pressure and heat that acted on the plants over time. Anthracite contains 86%–97% carbon and generally has the highest heating value of all ranks of coal.

Answered by varshabharti709

1

Answer:

coal is a combustible black or brownish black sedimentary rock with a high amount of carbon and hydrocarbons

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