Terraaddezid Terraaddezid

11-08-2016
Biology

contestada

Coal is made from the remains of dead plants. it is made of carbon and other elements. is coal a mineral? a,yes, because it is formed naturally.
b. yes, because it contains carbon.
c. no, because it is created artificially.
d. no, because it is an organic substance.

Respuesta :

yelloflash29 yelloflash29

24-08-2016

b. yes, because it contains carbon.

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