This video is about the mole, the unit of measurement for the number of particles in a substance. The mole is the unit for amount of substance. The number of particles in a substance can be found ...

Today, chemistry students and nerds everywhere celebrate Mole Day with stuffed animals, cakes, t-shirts and a whole lot of puns and bad jokes. In this case, a mole isn't referring to the cute ...

The terms mole and molar mass are introduced and used in calculations. Introduction to the Mole and Molar Mass: The terms mole and molar mass are introduced and used in calculations.

The early history of chemistry has many interesting stories. Just consider the problems scientists had 200 years ago as they tried to figure out some of the most basic ideas of chemistry. It was clear ...

In a landmark decision, representatives from 60 countries voted to redefine the International System of Units (SI), changing the world's definition of the kilogram, the ampere, the kelvin and the mole ...

The concept of the mole to use determine relative amounts of reactants is explored. Mole/Mole and Mole/Mass Stoichiometry Problems: The concept of the mole to use determine relative amounts of ...