A crystalline solid of a pure substance has a face-centred cubic structure with a cell edge of
Channel: Doubtnut
Date: 23/08/2020

A crystalline solid of a pure substance has a face-centred cubic structure with a cell edge of 400 pm. If the density of the substance in the crystal is `8 g cm^(-3)`, then the number of atoms present in 256g of the crystal is `N xx 10^(24)`. The value of `N` is