initial commit / add all books

12 files changed, 124 insertions, 0 deletions

diff --git a/3050/CH6/EX6.1/Ex6_1.sce b/3050/CH6/EX6.1/Ex6_1.sce
new file mode 100755
index 000000000..e45933dfd
--- /dev/null
+++ b/3050/CH6/EX6.1/Ex6_1.sce
@@ -0,0 +1,9 @@
+//calculating emf

+//Example 6.1

+clc

+clear

+Es=1.5273//emf of known cell in V

+Ns=90//null point of known cell in cm

+Nu=60//null point of unknown cell in cm

+Eu=Nu*Es/Ns//Emf of cell

+printf('Thus the emf of cell = %2.4f V',Eu)

diff --git a/3050/CH6/EX6.10/Ex6_10.sce b/3050/CH6/EX6.10/Ex6_10.sce
new file mode 100755
index 000000000..671c67426
--- /dev/null
+++ b/3050/CH6/EX6.10/Ex6_10.sce
@@ -0,0 +1,9 @@
+//calculating Kc

+//Example 6.10

+clc

+clear

+//E'cell=0.0591*logKc/n

+Ecell=-0.8277

+n=1

+Kc=10^(n*Ecell/0.0591)//equilibrium constant

+printf('Thus the equilibrium constant for the reaction = %e',Kc)

diff --git a/3050/CH6/EX6.11/Ex6_11.sce b/3050/CH6/EX6.11/Ex6_11.sce
new file mode 100755
index 000000000..4e6d69d84
--- /dev/null
+++ b/3050/CH6/EX6.11/Ex6_11.sce
@@ -0,0 +1,11 @@
+//calculating Ecell and energy

+//Example 6.11

+clc

+clear

+Ec=0.4

+Ea=-0.87

+Ecell=Ec-Ea

+F=96500

+Wmax=(2*F*Ecell)/1000

+printf('Thus (i)Ecell = %2.2f V',Ecell)

+printf('\n (ii)Wmax= %3.0f kJ',Wmax)

diff --git a/3050/CH6/EX6.12/Ex6_12.sce b/3050/CH6/EX6.12/Ex6_12.sce
new file mode 100755
index 000000000..8e4483a96
--- /dev/null
+++ b/3050/CH6/EX6.12/Ex6_12.sce
@@ -0,0 +1,11 @@
+//calculating Kc

+//Example 6.12

+clc

+clear

+//E'cell=0.0591*logKc/n

+Ec=0.77

+Ea=0.54

+Ecell=Ec-Ea

+n=2

+Kc=10^(n*Ecell/0.059)//equilibrium constant

+printf('Thus the equilibrium constant for the reaction = %e',Kc)

diff --git a/3050/CH6/EX6.2/Ex6_2.sce b/3050/CH6/EX6.2/Ex6_2.sce
new file mode 100755
index 000000000..a86f4adb8
--- /dev/null
+++ b/3050/CH6/EX6.2/Ex6_2.sce
@@ -0,0 +1,8 @@
+//calculating pH

+//Example 6.2

+clc

+clear

+//for quinhydrone electrode

+Ecell=0.284//Emf of cell in V

+pH=(0.6996-0.2422-Ecell)/0.0591//pH of the solution

+printf('Thus the pH of the solution = %2.3f V',pH)

diff --git a/3050/CH6/EX6.3/Ex6_3.sce b/3050/CH6/EX6.3/Ex6_3.sce
new file mode 100755
index 000000000..fbaeb84e2
--- /dev/null
+++ b/3050/CH6/EX6.3/Ex6_3.sce
@@ -0,0 +1,8 @@
+//calculating pH

+//Example 6.3

+clc

+clear

+//for hydrogen electrode

+Ecell=0.6734//Emf of cell in V

+pH=(Ecell-0.2422)/0.0591//pH of the solution

+printf('Thus the pH of the solution = %2.3f ',pH)

diff --git a/3050/CH6/EX6.4/Ex6_4.sce b/3050/CH6/EX6.4/Ex6_4.sce
new file mode 100755
index 000000000..1208d7929
--- /dev/null
+++ b/3050/CH6/EX6.4/Ex6_4.sce
@@ -0,0 +1,11 @@
+//calculating potential

+//Example 6.4

+clc

+clear

+Ag=1

+Ksp=8.7*(10^-17)

+Agplus=sqrt(Ksp)

+X=Ag/Agplus

+E1=0.799//E(Ag+/Ag)

+E2=E1-(0.0591*log10(X))

+printf('Thus E(Ag+/Ag) = %2.3f V',E2)

diff --git a/3050/CH6/EX6.5/Ex6_5.sce b/3050/CH6/EX6.5/Ex6_5.sce
new file mode 100755
index 000000000..09c433f20
--- /dev/null
+++ b/3050/CH6/EX6.5/Ex6_5.sce
@@ -0,0 +1,11 @@
+//calculating solubility

+//Example 6.5

+clc

+clear

+Ecell=0.169

+AgC=0.01

+C1=AgC/(10^(Ecell/0.0591))

+S=C1*143.5//solubility of AgCl in g/L

+Ksp=C1^2//solubility product of AgCl in Mol^2/L^2

+printf('Thus solubility of AgCl = %e g/L',S)

+printf('\n and Ksp = %e Mol^2/L^2',Ksp)

diff --git a/3050/CH6/EX6.6/Ex6_6.sce b/3050/CH6/EX6.6/Ex6_6.sce
new file mode 100755
index 000000000..33701d1f9
--- /dev/null
+++ b/3050/CH6/EX6.6/Ex6_6.sce
@@ -0,0 +1,9 @@
+//calculating Ksp

+//Example 6.6

+clc

+clear

+Ec=0.071

+Ea=0.799

+Ecell=Ec-Ea

+Ksp=10^(Ecell/0.0591)//solubility product of AgCl in Mol^2/L^2

+printf('Thus Ksp = %e Mol^2/L^2',Ksp)

diff --git a/3050/CH6/EX6.7/Ex6_7.sce b/3050/CH6/EX6.7/Ex6_7.sce
new file mode 100755
index 000000000..125d133f1
--- /dev/null
+++ b/3050/CH6/EX6.7/Ex6_7.sce
@@ -0,0 +1,11 @@
+//calculating Kc

+//Example 6.7

+clc

+clear

+//E'cell=0.0591*logKc/n

+Eag=0.8

+Ecu=0.34

+Ecell=Eag-Ecu

+n=2

+Kc=10^(n*Ecell/0.059)//equilibrium constant

+printf('Thus the equilibrium constant for the reaction = %e',Kc)

diff --git a/3050/CH6/EX6.8/Ex6_8.sce b/3050/CH6/EX6.8/Ex6_8.sce
new file mode 100755
index 000000000..d200a9d05
--- /dev/null
+++ b/3050/CH6/EX6.8/Ex6_8.sce
@@ -0,0 +1,9 @@
+//calculating Kc

+//Example 6.8

+clc

+clear

+//E'cell=0.0591*logKc/n

+Ecell=0.16

+n=4

+Kc=10^(n*Ecell/0.0591)//equilibrium constant

+printf('Thus the equilibrium constant for the reaction = %e',Kc)

diff --git a/3050/CH6/EX6.9/Ex6_9.sce b/3050/CH6/EX6.9/Ex6_9.sce
new file mode 100755
index 000000000..fb2d26b64
--- /dev/null
+++ b/3050/CH6/EX6.9/Ex6_9.sce
@@ -0,0 +1,17 @@
+//calculating deltaG and Kc

+//Example 6.9

+clc

+clear

+Ecell=0.89//in V

+n=6

+F=96500// in 1/mol

+deltaG=-n*F*Ecell//in C.V or J

+//Kc related to deltaG

+R=8.314//in J/molk

+T=298//in K

+Kc1=10^(-deltaG/(2.303*R*T))

+//Kc related to Ecell

+Kc2=10^((n*F*Ecell)/(2.303*R*T))

+printf('Thus (i)deltaG = %e',deltaG)

+printf('\n(ii)Kc in relation with deltaG = %e',Kc1)

+printf('\n(iii)Kc in relation with Ecell = %e',Kc2)