Showing posts with label Chemistry. Show all posts
Showing posts with label Chemistry. Show all posts

Wednesday, October 23, 2013

A "Mole" of Dollars

Mole Day is the unofficial celebration of Science by Chemistry teachers and students on October 23rd.  If celebrated at the true recognition time of 6:02, the resulting time and date is 6:02 10/23.  Avogadro's number (6.02 x 10^23) is the number of particles found in one Mole of a substance.

In honor of Mole Day, I am posting an activity provided by a Chemistry teacher during an informal observation earlier this week.  To introduce the value of one mole, students actively investigated the following with their peers: