coal is a mixture and impure because it is in crude form. coke and carbon are pure form of matter.
No coal is a mixture of carbon and organic compounds.
Per pound : coal. Its pure carbon, wood is a mixture of organic substances (including water).
yes. a coal is a mixture.
Yes coal is in fact pure
pure substance?
The term pure mixture doesn't exist; the components can be more or less pure.
pure carbon is coal, also diamonds are coal that was under a lot of pressure. so both diamonds and coal are pure carbon.
It is a mixture of compounds.
Pure substance.
No coal is not a solution. It is a mixture.
It is a mixture of COMPOUNDS not a mixture of pure substances.
No. by definition a pure sustenance is not a mixture.