A unit of cell of sodium chloride has four formula units. The edge length of the unit cell is `0.564 nm`. What is the density of sodium chloride?
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We know, Density of `NaCl,rho=(zxxat.wt.)/(Av. no . xxa^(3))` `=(4xx58.5)/(6.023xx10^(23)xx(5.64xx10^(-8))^(2))` `=2.16g//cm^(3)`
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