A diatomic molecule X₂
has a body-centred cubic
(bcc) structure with a cell edge of 300 pm. The
density of the molecule is 6.17 g cm^–3. The number
of molecules present in 200 g of X₂
is :
(Avogadro constant (N
_A) = 6 10²³ mol^–1
)
JEE Main 2020 · 5 Sep, Morning shift · Q1928