Chemistry · Solid State
An element occurs in a body-centered cubic (BCC) structure with an edge length of 288 pm. The density of the element is 7.2 g cm -3 . The number of atoms present in 208 g of the element is approximately:
- 13.63 × 10 23
- 22.42 × 10 23
- 31.21 × 10 23
- 42.42 × 10 24✓
Correct answer
2.42 × 10 24
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