A hypothetical metal has a bcc structure. The edge length of a unit cell of metal is 300 pm. Its density is (Given: Molar mass: 81 g mor'. NA = 6
1023 mol-1
A
8 g cm-
10 g cm 3
3 g cm-
D
15 g cm-
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Answer:
Volume of unit cell (V)=a3
∴=(3.04×10−8cm)3
=2.81×10−23cm3
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