A metal has a fcc lattice. The edge leng...

A metal has a fcc lattice. The edge length of the unit cell is 404 pm. The density of the metal is `2.72 g cm^(-3)`. The molar mass of the metal is (`N_(A)` Avogadro's constant constant `= 6.02xx10^(23)mol^(-1)`)

`30 " gm mol"^(-1)`

`27 " gm mol"^(-1)`

`20 " gm mol"^(-1)`

`40 " gm mol"^(-1)`

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A metal has an fcc latticed.The edge length of the unit cell is 404 pm .The density of the metal is 2.72 g//cm^(-3) .The molar mass of the metal is (N_(A) Avogadro's constant = 6.2 xx 10^(23) mol^(-1))

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