compare and contrast coal and petroleum?

I am supposed to make a Venn diagram of coal and petroleum, but i don’t know much about eather.

One Response to “compare and contrast coal and petroleum?”

  1. singer Says:

    Fossil Fuels – Coal
    It is a black mineral of plant origin which is chemically, a complex mixture of elemental carbon, compounds of carbon containing hydrogen, oxygen, nitrogen and sulphur.

    Fossil Fuels – Petroleum
    Petroleum is a dark, viscous, foul smelling liquid, a mixture of solid, liquid and gaseous hydrocarbons with traces of salt, rock particles and water