1 files changed, 19 insertions, 0 deletions
diff --git a/3755/CH2/EX2.18/Ex2_18.sce b/3755/CH2/EX2.18/Ex2_18.sce
new file mode 100644
index 000000000..0bfb4030b
--- /dev/null
+++ b/3755/CH2/EX2.18/Ex2_18.sce
@@ -0,0 +1,19 @@
+clear
+//
+//
+//
+
+//Variable declaration    
+a=0.356*10^-9;       //cube edge(m)
+M=12.01;         //atomic weight
+N=6.023*10^26;      //avagadro number
+
+//Calculations
+n=8/a^3;     //number of atoms
+m=M/N;        //mass(kg)
+rho=m*n;      //density of diamond(kg/m^3)
+
+//Result"
+printf("\n number of atoms is %0.2f *10^29",n/10^29)
+printf("\n density of diamond is %0.1f kg/m^3",rho)
+printf("\n answer in the book is wrong")