Pencil 'lead' does not contain crystals. It is a mixture of the element carbon (in the form of graphite) and clay.
Inorganic, it is carbon but does not contain hydrogen.
There is no lead in pencil - Pencil is made from graphite
The formula for pencil lead is c3,h2o
pencil . The 'lead' in a pencil is actually graphite.
Completely molten rock would not contain any crystals. Most magmas, however, are a mixture of molten and solid crystals of some sort. It is possible that a magma could contain larger crystals of a specific mineral.
yes
Coal, pencil lead, and diamonds all contain carbon.
No, the lead in a pencil does not contain lead. Lead that is in pencils are made out of graphite.
Pencils do not contain lead, contrary to popular belief. Pencils contain graphite, which doesn't kill anything on its own. Pencil "lead" is not lead. It is graphite. The only way to hurt your female organs with a pencil is if you stab your self in the gut.
wooden pencils contain graphite which is an allotrope of carbon, not lead
Pencils DO NOT contain lead. The "pencil lead" is actually a mixture of graphite (a form of Carbon) and clay. Pencil lead is therefore natural and biodegradable, you do not need to recycle it.
Inorganic, it is carbon but does not contain hydrogen.
No, the "lead" is graphite.
No, pencils nowadays do not actually contain poisonous lead so you'll be fine:)
lead pen because a lead pencil is a regular pencil.
Pencil lead does not have coal. Pencil lead contains graphite.
lead pencil is incorrect because it lead pencil