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+//Chapter 7 Example 1//
+clc
+clear
+// Mass defect=m, molecular mass of He=m1,atomic mass of He=m2//
+//mass of proton=mp,mass of neutron=mn,mass of electron=me//
+mp=1.007277;mn=1.008665;me=0.00055;// in amu//
+m1=(2*mp)+(2*mn)+(2*me);
+m2=4.002603; //in amu//
+m=m1-m2;
+printf("\n Mass Defect = %.6f amu\n",m);
+//Binding energy=be//
+be=m*931;// in MeV//
+printf("\n Binding Energy = %.3f MeV\n",be);
+//Binding energy per nucleon=bep//
+bep=be/4;
+printf("\n Binding Energy per nucleon = %.3f MeV\n",bep);
+\ No newline at end of file