1 files changed, 19 insertions, 0 deletions
diff --git a/3665/CH2/EX2.9/Ex2_9.sce b/3665/CH2/EX2.9/Ex2_9.sce
new file mode 100644
index 000000000..580a61c8e
--- /dev/null
+++ b/3665/CH2/EX2.9/Ex2_9.sce
@@ -0,0 +1,19 @@
+clc//
+//
+//
+
+//Variable declaration
+a=0.27*10^-9;     //spacing(m)
+c=0.494*10^-9;
+n=6;    //number of atoms
+M=65.37;    //atomic weight
+N=6.023*10^26;    //avagadro number
+
+//Calculation
+V=3*sqrt(3)*a^2*c/2;     //volume of unit cell(m^3)
+rho=n*M/(N*V);     //density of zinc(kg/m^3)
+
+//Result
+printf("\n volume of unit cell is %0.3f *10^-29 m^3",V*10^29)
+printf("\n density of zinc is %0.0f kg/m^3",rho)
+printf("\n answer varies due to rounding off errors")