Question

0.2
Potassium metal crystallizes in the body-centered cubic structure. The number of atoms per unit
cell is equal to
(A) one
(B) tivo
(C) three
(D) four​

Answer 1

Answer:(b) two

Explanation:if you liked my answer please mark me as brainliest

Answer 2

Answer:

Z=2 for body centred cubic unit cell.

Molecular weight of unit cell =39×2=78 amu

78 amu=1.29×10

−23

gm (1 amu=1.6726×10

−24

gm)

Explanation:

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