because the carbon dioxided in the coal and it has a type of substance that is in the coal body called the :
dialkyl , arylmethyknene , and sulfonium
Diamond can be colorless; but graphite, coal, carbon black are black.
Most coal is black, or greyish black.
Coal is black under standard conditions.
No. coal is coal and diamond is diamond. They are both formed from carbon, but diamond is much harder than coal.
Anthracite coal has the highest percentage of carbon among the different types of coal.
Anthracite is a form of coal, coal is primary carbon, and carbon is black.
(as) black as coal (as) black as coal Completely black; totally without light or color.
Black
Diamond can be colorless; but graphite, coal, carbon black are black.
Most coal is black, or greyish black.
Coal is black under standard conditions.
No. coal is coal and diamond is diamond. They are both formed from carbon, but diamond is much harder than coal.
Coal don't contain a black dye.
Probably because both coal and diamond are composed of carbon.
Anthracite coal has the highest percentage of carbon among the different types of coal.
Coal has been called 'black diamonds'. This is probably because coal and diamonds are both formed from carbon.
Coal