Iron has a body centered cubic unit cell with a cell edge of \( 286.65 \mathrm{pm} \). The densi...

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Iron has a body centered cubic unit cell with a cell edge of \( 286.65 \mathrm{pm} \). The density of iron is \( 7.87 \mathrm{~g} \mathrm{~cm}^{-3} \). Use this information to calculate Avogadros number (At. mass of \( \mathrm{Fe}=56 \mathrm{~g} \mathrm{~mol}^{-1} \) )
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