1 files changed, 16 insertions, 0 deletions
diff --git a/599/CH2/EX2.7/example2_7.sce b/599/CH2/EX2.7/example2_7.sce
new file mode 100755
index 000000000..f24144612
--- /dev/null
+++ b/599/CH2/EX2.7/example2_7.sce
@@ -0,0 +1,16 @@
+
+clear;
+clc;
+printf("\t Example 2.7\n");
+
+pa1=(1.5)*10^4;                //vapour pressure of ammonia at pt.1 
+pa2=(0.5)*10^4;                //vapour pressure of ammonia at pt.2
+Dab=2.3*10^-5                  //molecular diffusivity in m^2/s
+z=0.15;                        //diffusion path in m
+R=8314;                       //universal gas constant    
+    //ammonia diffuses through nitrogen under equimolar counter diffusion
+T=298;                        //temperature in kelvin
+pt=1.013*10^5;                //total pressure in pascal
+Na=Dab*(pa1-pa2)/(z*R*T);    //flux in kmol/m^2*S
+printf("\n the ammonia diffusion through nitrogen under equimolar counter diffusion:%f *10^-7 kmol/m^2*s",Na/10^-7);
+//end
+\ No newline at end of file