Changes

A '''mole''' is the amount of a substance that contains the same number of [[molecule]]s or other [[element]]ary units as the number of atoms in 0.012 kilograms (12 grams) of [[carbon]] 12.  Just as a dozen always contains twelve items, a Mole always contains <math>6.02 x 10^{23}</math> molecules or atoms.

A '''mole''' is the amount of a substance that contains the same number of [[molecule]]s or other [[element]]ary units as the number of atoms in 0.012 kilograms (12 grams) of [[carbon]] 12.  Just as a dozen always contains twelve items, a mole always contains 6.022x10²³ items. Moles are a convenient unit for discussing chemical reactions, because typical reactions can have huge amounts of atoms, but only a few moles.

== See Also ==

== See Also ==