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clear
//
//
//
//Variable declaration
n=8 //number of atoms per unit cell
a=5.6*10**-10 //lattice constant(m)
M=710.59 //atomic weight(amu)
N=6.02*10**26 //avagadro number(kg/mol)
//Calculation
rho=n*M/(a**3*N) //density(kg/m**3)
//Result
printf("\n density is %0.0f kg/m**3",rho)
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