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If the molar mass of AB is 100g "mol"^(-...

If the molar mass of AB is 100g `"mol"^(-1)` and 'a' is edge length then the density of the crystal will be for FCC cubic unit cell

A

`(4N_A)/(a^3 xx 100)`

B

`(4 xx 100)/(a^3 N_A)`

C

`(2N_A)/(a^3 100)`

D

`(2 xx 100)/(a^3 N_A)`

Text Solution

Verified by Experts

The correct Answer is:
B
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