Question

The number of sulphur atoms present in $0.1$ mole of $S_8$ molecules is_______ $\times 10^{23}$.

Answer 1

Answer: 4.82

Total number of atoms in a given amount of substance $=N_A\times n\times$ Atomicity
Number of S atoms $=6.022\times 10^{23}\times 0.1\times 8$
$\approx 4.82\times 10^{23}$