Mole Day 2241

Saturday, 23 October 2241

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.

Add to your calendar

Download an iCalendar file for Mole Day and add it to your calendar app.

Add to calendar

Frequently asked questions

When is Mole Day 2241?
Mole Day 2241 is on Saturday, 23 October 2241.
What day of the week is Mole Day 2241?
It falls on Saturday.
How is Mole Day calculated?
This event is observed every year on 23 October.