Question

Iron has unit cell edge length of 286.65pm. If density of iron is 7.87g/cm3. Calculate nature of unit cell

Answer 1

Answer:

6.04×10^23

Explanation:

For BCC unit cell of the element Fe, Z=2

N0=Z×Ma3×ρ=2×56gmol−1(286.65×10−10cm)3×(7.87gcm−3)=6.04×1023mol−1

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