Question

3. What is Avogadro’s number

Answer 1

Avogadro’s number, number of units in one mole of any substance (defined as its molecular weight in grams), equal to 6.022140857 × 1023. The units may be electrons, atoms, ions, or molecules, depending on the nature of the substance and the character of the reaction (if any). ... 022140857 × 1023 atoms (Avogadro’s number).

Answer 2

A mole is the quantity of anything that has the same number of particles found in 12.000 grams of carbon-12.

This is roughly 6.02×10^23.

Avogadro's number refers to 6.022×10^23.