The unit cell volume of NaCl is observed to be 0.1755 nm3 by X-ray dif – InterviewSolution

1.	The unit cell volume of NaCl is observed to be 0.1755 nm3 by X-ray diffraction studies; the measured density of NaCl is 2.164 gcm−3. Calculate the percentage ofmissing Na+ and Cl− ions. (M.W. = 58.5 gmol−1) Given: NA=6×1023
Answer» The unit cell volume of $N a C l$ is observed to be 0.1755 $n m^{3}$ by X-ray diffraction studies; the measured density of $N a C l$ is 2.164 $g c m^{- 3}$ . Calculate the percentage ofmissing $N a^{+}$ and $C l^{-}$ ions. (M.W. = 58.5 $g m o l^{- 1}$ ) Given: $N_{A} = 6 \times 10^{23}$

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