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+v2=0.0112; //final volume in m^3
+v1=0.0113; //initial volume in m^3
+dv=v2-v1; // calculating change in volume
+p1=6.87*10^6; //initial pressure in N/m^2
+p2=13.73*10^6; //final pressure in N/m^2
+dp=p2-p1; //calculating change in pressure
+k=-dp/(dv/v1); //calculating bulk modulus of elasticity
+printf('bulk modulus of elasticity is %f N/m^2',k);