Answer: The Avogadro number = \(6.022\times 10^{23}\).
Explanation:
Avogadro number is defined as number of atoms or molecules or particles in one mole of the substance. It is denoted by symbol \(N_A\)
\(N_A=6.022\times 10^{23}\) atoms or molecules or particles
This constant number is given by an Italian scientist Amedeo Avogadro in 19th century.