Mole Day 1964

Friday, 23 October 1964

Mole Day is a celebration of chemistry observed on 23 October, honouring Avogadro's number (6.02×10²³) and encouraging interest in science through educational activities and events.

Frequently asked questions

When is Mole Day 1964?
Mole Day 1964 is on Friday, 23 October 1964.
What day of the week is Mole Day 1964?
It falls on Friday.
How is Mole Day calculated?
This event is observed every year on 23 October.