October 23 is marked as Mole Day to commemorate Avogadro's Number 6.02 x 10²³ which is a basic measuring unit in chemistry. Mole Day was created as a way to foster interest in chemistry. Schools ...

EXACTLY a century has passed away since the eminent Italian physicist Avogadro published the law which, bearing his name, is now familiar to every elementary student of chemistry or physics. Owing to ...

Avogadro’s Number Value: While solving numerical Physics and Chemistry one name that you must have encountered in Avogardo’s number. Most of you might be aware of its usage and value; if not, then ...

Today, October 23, is Mole Day -- the unofficial holiday when we celebrate Amedeo Avogadro and his contributions to molecular theory. In 1811, Avogadro hypothesized that given two volumetrically ...

PITY poor Johann Loschmidt, an Austrian scientist who calculated in 1865 that the number of molecules in a mole of gas is 6 × 10 23. This figure will be familiar to anyone interested in chemistry as ...

The need for a physical constant quantifying a reference amount of substance is a manifestation of the atomic nature of matter. At the basis of the concept of a 'quantity constant' lies the law of ...