Question

how many mole are 9 gram of aluminium​

Answer 1

Answer:

Molecular mass of Aluminium= 26.982 gram

It means 26.982 gram of Al contains 1 mole of Al.

So 9.0 gram of Al will contain=9/26.998= 0.333 moles of Al.

No. Of atoms of Al in 9 gram = 0.333× Avogadro no.

=0.333×6.022×10^23=2.005×10^23 atoms.

Answer 2

Answer:

0.33 moles...................