1.

CsBr crystallise in a body centred cubic lattice. The unit cell length is 436.6 pm. Given that the atomic mass of Cs = 133 and that of Br = 80 amu and Avogadro number being 6.02xx1023 mol^(-1), the density of CsBr is

Answer»

`8.25 g//cm^(3)`
`4.25 g//cm^(3)`
`42.5 g//cm^(3)`
`0.425 g//cm^(3)`

ANSWER :A


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