Estimate the Density of Magnesium Oxide from Its Crystal Structure

question 83

Multiple Choice

Estimate the density of magnesium oxide from its crystal structure.The radii of Mg²⁺ and O^2- are 72 and 140 pm,respectively.

• A)3.51 g.cm^-3
• B)14.9 g.cm^-3
• C)21.1 g.cm^-3
• D)1.76 g.cm^-3
• E)0.878 g.cm^-3

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