Science, asked by mpayal032, 8 months ago

which is regarded as the hardest coal

Answers

Answered by bhoopbhoomi3088

5

Answer:

Anthracite

Anthracite, often referred to as hard coal, is a hard, compact variety of coal that has a submetallic luster. It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals.

Answered by bhrpip007

7

Answer:

ans: Anthracite .

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