6.02 x 1023
Births
1800 - Friedrich Gustav Jakob Henle, German physician
1858 - Franz Boas, German anthropologist
1911 - John A. Wheeler, American physicist
1926 - Ben Roy Mottelson, American-born physicist, Nobel Prize laureate
Deaths
1856 - Amedeo Avogadro, Italian chemist; the number of elementary entities in one mole of a substance, 6.02 x 1023, is known as Avogadro’s number.
1880 - Paul Broca, French physician and anatomist
1903 - Alphonse François Renard, Belgian geologist
More like this
Events
We're running out of pie references to use here, so bear with us.
This is National Chemistry Week.
It's mole day. The mole day site is down (try it later), but you can find out about it on Wikipedia.