Question

write a short note on coal .,........​

Answer 1

Answer:

coal is a mineral resources inside the earth

Explanation:

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Answer 2

Answer:

Coal is a hard rock which can be burned as a solid fossil fuel. It is mostly carbon but also contains hydrogen, sulphur, oxygen and nitrogen. ... Coal can be burned for energy or heat. About two-thirds of the coal mined today is burned in power stations to make electricity.

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