A bcc element of density 10m3g/cm^3 has edge length of 314pm.Calculate atomic mass of the element
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Answer: approximately 97
Explanation:
d = 10.3 g/cm^3
a = 314 pm =314 x 10^-10 cm
in case of bcc, z = 2
d=M x z / Na {avogadro no} x a^3
M= Na x a^3 x d / z
= 6.022 x 10^23 x 314 x 10 ^-10 x 10.3 / 2
= 97.381762 x 10^19
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