Copper crystallizes with face centred cu...

Copper crystallizes with face centred cubic unit cell. If the radius of copper atom is 127.8 pm, calculate the density of copper metal. (Atomic mass of Cu=63.55 u and Avagadro's number, `N_A=6.02xx10^23 mol^-1`).

`10.71gcm^-3`

`4.93gcm^-3`

`8.9gcm^-3`

`11.2gcm^-3`

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