Ask your own question, for FREE!
Chemistry 16 Online
OpenStudy (anonymous):

Although coal is sometimes considered a mineral, which criteria of minerals does it violate? Minerals are solids. Minerals are natural. Minerals are inorganic. Minerals have a definite chemical composition. --------------------------------------------------------------------------------

OpenStudy (anonymous):

I need help please.

OpenStudy (anonymous):

They have a definite chemical composition and crystal structure!

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!