The density of crystalline `CsCl` is `3.988 g//cm^(3)`. The volume effectively occupied by a single `CsCl` ion pairs in the crystals is :(Given `CsCl` has mol. Mass `168.4`)

Options

A. `7.014xx10^(-23)`cc
B. `2.81xx10^(-22)`cc
C. `6.022xx10^(23)`cc
D. `3.004xx10^(-23)`

Answer

A