Science, asked by yr123, 7 months ago

which coal has the highest calorific value

Answers

Answered by vijetasrivastava303

Answer:Lignite, sub bituminous coal and half bituminous coal are considered as brown coal. Hard coal category includes coal types that have calorific value more than 5,700 kcal/kg. Other bituminous coal, anthracite and coking coal are considered as hard coal.

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