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On the basis of which element the quality of coal is decided ?Please answer fasttt |
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Answer» Answer: CarbonExplanation: Carbon and hydrogen are the principal combustible elements in coal. On a weight basis, carbon is the predominant one. It CONSTITUTES about 60% to about 95% of the total. For most coals of 90% or less carbon, hydrogen content is generally in the range of 5%; it drops to about 2% for coals having 95% carbon. |
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