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If the edge length of its unit cell is 300 pm, determine the type of unit cell when an element has atomic mass `93 g mol^(-1) ` and density `11.5 g cm^(-3)` .

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Silver has atomic mass 108 a.m.u. and density 10.5 g cm^(-3) . If the edge length of its unit cell is 409 pm, identify the type of unit cell. Also calculate the radius of an atom of silver.

(a) An element has atomic mass 93 g mol^(_1) and density 11.5 g cm^(-3) . If the edge length of its unit cell is 300 pm, identify the type of unit cell. (b) Write any two differences between amorphous solids and crystalline solids.

Sodium crystallises in a cubic lattice and the edge length of the unit cell is 430 pm. Calculate the number of atoms in the unit cell. (Atomic mass Na = 23 amu, Density of Na = 0.9623 g cm^(-3) )

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