In a solid substance edge length of unit cell is 405 pm. density of solid is 10.9 gram/cm^3 and molar mass of substance is 109 gram then find radius of atom which form this unit cell in pm ?
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Answer:
Given:-
- Length of unit cell (l) = 405 pm or 405×10^-10cm
- Density (ρ) = 10.9 g/cm³
- Molar mass (M) = 109 g
Formula:
Density of unit cell,
Substitute the value in Equation,
We know that,
Substitute value of a in the equation,
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