CBSE Class 8 Answered
what is coal?
Asked by teacher5.edubuddy | 13 Apr, 2021, 12:18: PM
Expert Answer
Coal is one of the most imortant fosssil fuel. It is black and browninsh in color. It is mostly carbon with variable amounts of other elements cheifly hydrogen, sulfur, oxygen and nitrogen.
Answered by Ravi | 13 Apr, 2021, 06:02: PM
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