MCQ
How many lithium atoms are present in a unit cell with edge length $3.5 \mathring A $ and density $0.53 g \ cm^{-3} ($ At. mass of $Li= 6.94).$
- ✓two atoms
- Bsix atoms
- Cfour atoms
- Done atom
✓
Answer
Correct option: A.
two atoms
two atoms
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