Celebrated annually on October 23 from 6:02 a.m. to 6:02 p.m., Mole Day commemorates Avogadro's Number (6.02 x 1023), which is a basic measuring unit in chemistry.
When the atomic masses shown on the periodic table are expressed as grams, the number of atoms present are equal to 6.02 x 1023 atoms (or 1 mole).
Mole Day was created as a way to foster interest in chemistry. Schools throughout the
and around the world celebrate Mole Day with various activities related to chemistry and/or moles. Mole Day, 2010 is the 20th annual National Mole Day. United States
, Mr. Scott’s AP Chemistry class traditionally celebrates Mole Day with liquid nitrogen demos performed by Celina High School