Science lovers celebrate Mole Day with guacamole and chemistry 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 love of chemistry with Avogadro's number -- 6.02 x 10^23, a unit of measurement based on the number of molecules in 12 grams of carbon-12. Chemists use Avogadros number to determine how many molecules ...
Oct. 23, 2013 - The Online NewsHour