Solve this plzzz : 21 An element A crystallises in fcc structure 200 g of element - Chemistry - The Solid State

Question

Solve this plzzz :
21 An element A crystallises in fcc structure 200 g of element has
4 12 x 1024 atoms The density of A is 7 2
cm-3 Calculate the edge length of the unit cell

(1) 26 97 x 10-24 cm (2) 299 9 pm
(3) 5 x 10-12 cm (4) 2 99 cm

Siva Sekhar B R · Accepted Answer

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Solve this plzzz...: 21. An element A crystallises in fcc structure. 200 g of element has 4.12 x 1024 atoms. The density of A is 7.2 cm-3 Calculate the edge length of the unit cell. (1) 26.97 x 10-24 cm (2) 299.9 pm (3) 5 x 10-12 cm (4) 2.99 cm

Solve this plzzz...:
21. An element A crystallises in fcc structure. 200 g of element has 4.12 x 10²⁴ atoms. The density of A is 7.2 cm^-3 Calculate the edge length of the unit cell.

(1) 26.97 x 10^-24 cm (2) 299.9 pm
(3) 5 x 10^-12 cm (4) 2.99 cm