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clc//
//
//
//Variable declaration
n=6.02*10^26; //avagadro number
d=2050; //density(kg/m^3)
w=32; //atomic weight
gama=1/3; //internal field constant
epsilon0=8.55*10^-12;
epsilon_r=3.75;
//Calculation
N=n*d/w; //number of atoms(per m^3)
alphae=3*epsilon0*((epsilon_r-1)/(epsilon_r+2))/N; //electronic polarizability(Fm^2)
//Result
printf("\n electronic polarizability is %0.3f *10^-40 Fm^2",alphae*10^40)
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