A rock is a complex mixture of compounds, not a pure substance.
It is a pure substance, because it has other compounds to it.
It is a pure substance, because it has other compounds to it.
Rock salt contains all the minerals found in the seawater from which it formed. These will be many, but NaCl will be the main one.
they thought rock and roll lacked substance
Lava.
rock
Rigid, brittle rock.
It is a compound
Yes, Sodium Chloride is found in Rock Salt.
Silver isn't a rock. It's it's own substance. Silver is a mineral.
Asbestos
No, It's a bloody rock.