How is Mole Day calculated?

This event is observed every year on 23 October.

When is Mole Day 1990?

Name: Mole Day
Start: 1990-10-23
End: 1990-10-23
Location: Worldwide

Tuesday, 23 October 1990

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 1990?: Mole Day 1990 is on Tuesday, 23 October 1990.
What day of the week is Mole Day 1990?: It falls on Tuesday.
How is Mole Day calculated?: This event is observed every year on 23 October.