Avogadro Constant

The Avogadro constant is a fundamental scientific value that tells us how many "elementary entities" (like atoms or molecules) are in one <a href="/article/mole-chemistry">mole</a> of any substance. It's a huge number, approximately 6.022 x 10²³, and it acts as a bridge between the tiny world of atoms and the macroscopic world we can see and measure. This constant is named after the Italian scientist <a href="/article/amedeo-avogadro">Amedeo Avogadro</a>, whose ideas laid the groundwork for understanding the relationship between gas volume and the number of particles.