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Diffstat (limited to '2465/CH4/EX4.8')
| -rw-r--r-- | 2465/CH4/EX4.8/Example_8.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/2465/CH4/EX4.8/Example_8.sce b/2465/CH4/EX4.8/Example_8.sce new file mode 100644 index 000000000..2a642f92e --- /dev/null +++ b/2465/CH4/EX4.8/Example_8.sce @@ -0,0 +1,23 @@ +//Chapter-4,Example 8,Page 94
+clc;
+close;
+
+delta_H_C= -393 // enthalpy for carbon
+
+delta_H_H2= -286 //enthalpy for hydrogen
+
+delta_H_C3H8=-2220 //enthalpy for propane
+
+// According to Hess's Law... delta_H1 = delta_H2 - delta_H3
+
+//delta_H2 for reaction... 3C +4H2 +5O2 ----> 3CO2 +4H2O
+
+delta_H2= 3*delta_H_C +4*delta_H_H2
+
+//delta_H2 for reaction... C3H8 + 5O2 ----> 3CO2 +4H2O
+
+delta_H3= delta_H_C3H8
+
+delta_Hf= delta_H2 - delta_H3 //enthalpy for propane at 298 K
+
+printf('the enthalpy of formation of propane at 298K is %.f Kcal', delta_Hf)
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