Question

A mole is a name for a specific number of things. What is the value of a mole? write the number using scientific notation. By what other name is it known? (2 points)

Answer 1

The value of a mole is 6.022 ×$10^{23}$. The other name of mole is Avogadro's number.

The mole is define as  6.022 ×$10^{23}$ of the chemical unit like atoms , molecules, ions or others.It is very convenient unit because of huge numbers o f atoms, molecules or others. This is very important unit used by chemist.

One mole = atomic Mass of atoms / molecular mass of molecule

Example: one mole of sodium = 23 g = atomic mass

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