Question

2 attempts left Check my work Calculate the mass, in grams, of Avogadro's number of aluminum atoms. Enter your answer in the provided box.

Answer 1

Mole concept

Avagadro's Number is the number of atoms, molecules or ions in a mole of a substance.

Avagadro's Number is equal to 6.022 X 1023 per moles.

1 mole of a substance weighs about the molecular weight of the substance.

Hence, Avagadro number of Aluminium atom =

6.022 X 1023 atom of Aluminium = 1 mole of Aluminium atom = Atomic mass of Aluminium

The answer willl be 28.98 g