Answer :
No of moles:-
[tex]\\ \tt\longmapsto \dfrac{No\:of\:atoms}{Avagadro's\; number}[/tex]
[tex]\\ \tt\longmapsto \dfrac{4.68(10^{23})}{6.022(10^{23})}[/tex]
[tex]\\ \tt\longmapsto 0.77mol[/tex]
No of moles:-
[tex]\\ \tt\longmapsto \dfrac{No\:of\:atoms}{Avagadro's\; number}[/tex]
[tex]\\ \tt\longmapsto \dfrac{4.68(10^{23})}{6.022(10^{23})}[/tex]
[tex]\\ \tt\longmapsto 0.77mol[/tex]