Mole Day 2771

Saturday, 23 October 2771

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.

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Frequently asked questions

When is Mole Day 2771?
Mole Day 2771 is on Saturday, 23 October 2771.
What day of the week is Mole Day 2771?
It falls on Saturday.
How is Mole Day calculated?
This event is observed every year on 23 October.