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Diffstat (limited to '409/CH3/EX3.4')
| -rwxr-xr-x | 409/CH3/EX3.4/Example3_4.sce | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/409/CH3/EX3.4/Example3_4.sce b/409/CH3/EX3.4/Example3_4.sce new file mode 100755 index 000000000..33e97518f --- /dev/null +++ b/409/CH3/EX3.4/Example3_4.sce @@ -0,0 +1,41 @@ +clear;
+clc;
+
+// Example 3.4
+printf('Example 3.4\n\n');
+//Page no. 82
+// Solution
+
+// Basis 100 g mol of Nd(4.5)Fe(77)B(18.5)
+//(a)
+n_Fe = 77-0.2;
+printf('(a) Molecular formula after adding Cu is Nd(4.5)Fe(%.1f)B(18.5)Cu(.2).\n',n_Fe);
+
+//(b)
+o_ml1 = 4.5 ;//[kg mol]
+o_ml2 = 77.0 ;//[kg mol]
+o_ml3 = 18.5 ;//[kg mol]
+o_ml4 = 0.0 ;//[kg mol]
+f_ml1 = 4.5 ;//[kg mol]
+f_ml2 = 77.0-0.2 ;//[kg mol]
+f_ml3 = 18.5 ;//[kg mol]
+f_ml4 = 0.2 ;//[kg mol]
+mw1 = 144.24 ;//molecular weight of Nd
+mw2 = 55.85 ;//molecular weight of Fe
+mw3 = 10.81 ; //molecular weight of B
+mw4 = 63.55 ;//molecular weight of Cu
+m1 = mw1*f_ml1;
+m2 = mw2*f_ml2;
+m3 = mw3*f_ml3;
+m4 = mw4*f_ml4;
+f1 = f_ml1/100;
+f2 = f_ml2/100;
+f3 = f_ml3/100;
+f4 = f_ml4/100;
+tf = f1+f2+f3+f4;
+printf('\n (b) Component Original g mol Final g mol Mol.Wt. g. Mass fraction\n')
+printf(' Nd %.2f %.2f %.2f %.2f %.3f\n',o_ml1,f_ml1,mw1,m1,f1);
+printf(' Fe %.2f %.2f %.2f %.2f %.3f\n',o_ml2,f_ml2,mw2,m2,f2);
+printf(' B %.2f %.2f %.2f %.2f %.3f\n',o_ml3,f_ml3,mw3,m3,f3);
+printf(' Cu %.2f %.2f %.2f %.2f %.3f\n',o_ml4,f_ml4,mw4,m4,f4);
+printf('\n Total 100.0 100.0 %.2f %.3f\n',m1+m2+m3+m4,tf);
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