The distance between \( \mathrm{Na}^{+} \)and \( \mathrm{Cl}^{-} \)ions in solid \( \mathrm{NaCl...

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The distance between \( \mathrm{Na}^{+} \)and \( \mathrm{Cl}^{-} \)ions in solid \( \mathrm{NaCl} \) of density \( 43.1 \mathrm{~g} \mathrm{~cm}^{-3} \) is \( \times 10^{-10} \mathrm{~m} \). (Nearest Integer)
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