7 files changed, 168 insertions, 0 deletions
diff --git a/647/CH11/EX11.1/Example11_1.sce b/647/CH11/EX11.1/Example11_1.sce
new file mode 100755
index 000000000..0ea2278e7
--- /dev/null
+++ b/647/CH11/EX11.1/Example11_1.sce
@@ -0,0 +1,23 @@
+clear;
+clc;
+
+// Example: 11.1
+// Page: 458
+
+printf("Example: 11.1 - Page: 458\n\n");
+
+// Solution
+
+//*****Data******//
+a = 2.423;// [g]
+b = 100;// [g]
+Lf = 35.7;// [cal/g]
+Tf = 353.1;// [cal/g]
+delta_Tf = 0.64;// [OC]
+R = 2;// [cal/mol K]
+Mw = 32;// [Molecular wt. of Sulphur, g/mol]
+//*************//
+
+M2 =  ((R*Tf^2/(1000*Lf))*(a*1000/(b)))/delta_Tf;// [g/mol]
+n = M2/Mw;
+printf("Molecular Formula of Sulphur is S%d",round(n));
+\ No newline at end of file
diff --git a/647/CH11/EX11.2/Example11_2.sce b/647/CH11/EX11.2/Example11_2.sce
new file mode 100755
index 000000000..0b6d53867
--- /dev/null
+++ b/647/CH11/EX11.2/Example11_2.sce
@@ -0,0 +1,19 @@
+clear;
+clc;
+
+// Example: 11.2
+// Page: 459
+
+printf("Example: 11.2 - Page: 459\n\n");
+
+// Solution
+
+//*****Data******//
+Tf = 5 + 273;// [K]
+Lf = 9830;// [J/mol]
+R = 8.314;// [J/mol K]
+M1 = 78;// [kg/kmol]
+//**************//
+
+Kf = R*Tf^2*M1/(1000*Lf);// [kg/kmol]
+printf("Molal Freezing point is %.2f kg/kmol\n",Kf);
+\ No newline at end of file
diff --git a/647/CH11/EX11.3/Example11_3.sce b/647/CH11/EX11.3/Example11_3.sce
new file mode 100755
index 000000000..5266a572c
--- /dev/null
+++ b/647/CH11/EX11.3/Example11_3.sce
@@ -0,0 +1,24 @@
+clear;
+clc;
+
+// Example: 11.3
+// Page: 458
+
+printf("Example: 11.3 - Page: 458\n\n");
+
+// Solution
+
+//*****Data******//
+T_melting = 40;// [OC]
+Tf = T_melting + 273;// [K]
+a = 0.172;// [g]
+b = 12.54;// [g]
+T_new = 39.25;// [OC]
+M2 = 135;// [Molecular wt. of acetanilide, g/mol]
+R = 2;// [cal/mol K]
+//**************//
+
+delta_T = T_melting - T_new;// [OC]
+Kf = delta_T*b*M2/(1000*a);
+Lv = ((R*Tf^2/(1000)))/Kf;// [cal/g]
+printf("Latent Heat of Fusion of phenol is %.2f cal/g\n",Lv);
+\ No newline at end of file
diff --git a/647/CH11/EX11.4/Example11_4.sce b/647/CH11/EX11.4/Example11_4.sce
new file mode 100755
index 000000000..e6fd716aa
--- /dev/null
+++ b/647/CH11/EX11.4/Example11_4.sce
@@ -0,0 +1,23 @@
+clear;
+clc;
+
+// Example: 11.4
+// Page: 461
+
+printf("Example: 11.4 - Page: 461\n\n");
+
+// Solution
+
+//*****Data******//
+T_boiling = 118.24;// [OC]
+Tb = T_boiling + 273;// [K]
+a = 0.4344;// [g]
+b = 44.16;// [g]
+Lv = 121;// [cal/g]
+T_new = 118.1;// [OC]
+R = 2;// [cal/mol K]
+//**************//
+
+delta_Tb = T_boiling - T_new;// [OC]
+M2 = (R*Tb^2/(1000*Lv))*(a*1000/(b*delta_Tb));
+printf("Molecular weight of anthracene is %d kg/kmol",round(M2));
+\ No newline at end of file
diff --git a/647/CH11/EX11.5/Example11_5.sce b/647/CH11/EX11.5/Example11_5.sce
new file mode 100755
index 000000000..7aa7c6f63
--- /dev/null
+++ b/647/CH11/EX11.5/Example11_5.sce
@@ -0,0 +1,27 @@
+clear;
+clc;
+
+// Example: 11.5
+// Page: 462
+
+printf("Example: 11.5 - Page: 462\n\n");
+
+// Solution
+
+//*****Data******//
+delta_Tb = 2.3;// [K]
+w1 = 100;// [g]
+M1 = 78;// [g/mol]
+w2 = 13.86;// [g]
+M2 = 154;// [g/mol]
+Tb = 353.1;// [K]
+R = 8.314;// [J/mol K]
+//****************//
+
+// Molality:
+m = w2*1000/(w1*M2);// [mol/kg]
+// Molal Elevation Constant:
+Kb = delta_Tb/m;// [K kg/mol]
+// Molar Latent Heat of Vaporisation:
+Lv = R*Tb^2*M1/(1000*Kb);// [J/mol]
+printf("Molar Latent Heat of Vaporisation is %d J/mol",Lv);
+\ No newline at end of file
diff --git a/647/CH11/EX11.6/Example11_6.sce b/647/CH11/EX11.6/Example11_6.sce
new file mode 100755
index 000000000..eba1bac8d
--- /dev/null
+++ b/647/CH11/EX11.6/Example11_6.sce
@@ -0,0 +1,27 @@
+
+clear;
+clc;
+
+// Example: 11.6
+// Page: 465
+
+printf("Example: 11.6 - Page: 465\n\n");
+
+// Solution
+
+//*****Data******//
+Temp = 50 + 273;// [K]
+w2 = 60;// [g]
+w1 = 1500;// [g]
+M1 = 18;// [g/mol]
+M2 = 180;// [g/mol]
+Vl = 18*10^(-6);// [Molar Volume of water, cubic m/mol]
+R = 8.314;// [J/mol K]
+//***************//
+
+// Mole fraction of glucose:
+x2 = (w2/M2)/((w2/M2) + (w1/M1));
+// Applying Eqn. (11.45):
+P = R*Temp*x2/Vl;// [N/square m]
+P = P/1000;// [kPa]
+printf("Osmotic Pressure is %.2f kPa\n",P);
+\ No newline at end of file
diff --git a/647/CH11/EX11.7/Example11_7.sce b/647/CH11/EX11.7/Example11_7.sce
new file mode 100755
index 000000000..e408ea61e
--- /dev/null
+++ b/647/CH11/EX11.7/Example11_7.sce
@@ -0,0 +1,25 @@
+clear;
+clc;
+
+// Example: 11.7
+// Page: 465
+
+printf("Example: 11.7 - Page: 465\n\n");
+
+// Solution
+
+//*****Data******//
+w2 = 0.6;// [g]
+w3 = 1.8;// [g]
+Temp = 27 + 273;// [K]
+V1 = 100;// [cubic cm]
+M2 = 60;// [g/mol]
+M3 = 180;// [g/mol]
+R = 0.082;// [L.atm/mol.K]
+//****************//
+
+V1 = V1/1000;// [litre]
+// C: Concentration per litre
+C = ((w2/M2) + (w3/M3))/V1;// [mol/litre]
+P = C*R*Temp;// [atm]
+printf("Osmotic Pressure of the solution is %.2f atm",P);
+\ No newline at end of file