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Home  >>  AIMS  >>  Class12  >>  Chemistry  >>  Solid State
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Calculate the distance between $Na^+$ and $CI^−$ ions in NaCI crystal if its density is $2.165 gcm^{−3}$. [Molar mass of $NaCI = 58.5 gmol^{−1};N_A =6.02 × 10^{23} mol^{−1}$]

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$2.82\times 10^{-8}cm$
Hence (A) is the correct answer.
answered Jun 2, 2014 by sreemathi.v

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