October 23rd marks Mole Day in the United States. Chemistry classes and chemistry enthusiasts celebrate this unofficial holiday with activities, cakes and jokes galore. Here’s what you need to ...

Creative commons photo of a mole found in France by flickr user J. Marsh It's October 23, or Mole Day for chemistry enthusiasts. From 6:02 a.m. to 6:02 p.m. students and teachers celebrate their ...

Chemistry Nerds Rejoice—It’s Mole Day Named for a unit of atomic particles, this decades-old quirky holiday seeks to raise enthusiasm for chemistry with cakes, crafts and a lot of bad jokes.

An introduction to the structure of atoms and matter, chemical bonding, simple chemical reactions, calculations involving the mole, acids and bases, reaction rates and equilibrium. Students will learn ...

But the mole -- a fundamental unit in chemistry -- is the guest of honor today at 5,000 schools across the country. A mole is the number 6.02E23 (602000000000000000000000.) ...