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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
commitb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch)
treeab291cffc65280e58ac82470ba63fbcca7805165 /1388/CH7
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Diffstat (limited to '1388/CH7')
-rwxr-xr-x1388/CH7/EX7.1/7_1.sce8
-rwxr-xr-x1388/CH7/EX7.11/7_11.sce8
-rwxr-xr-x1388/CH7/EX7.13/7_13.sce11
-rwxr-xr-x1388/CH7/EX7.14/7_14.sce10
-rwxr-xr-x1388/CH7/EX7.15/7_15.sce9
-rwxr-xr-x1388/CH7/EX7.16/7_16.sce19
-rwxr-xr-x1388/CH7/EX7.17/7_18.sce15
-rwxr-xr-x1388/CH7/EX7.19/7_19.sce12
-rwxr-xr-x1388/CH7/EX7.2/7_2.sce11
-rwxr-xr-x1388/CH7/EX7.20/7_20.sce11
-rwxr-xr-x1388/CH7/EX7.21/7_21.sce14
-rwxr-xr-x1388/CH7/EX7.22/7_22.sce11
-rwxr-xr-x1388/CH7/EX7.23/7_23.sce9
-rwxr-xr-x1388/CH7/EX7.25/7_25.sce13
-rwxr-xr-x1388/CH7/EX7.26/7_26.sce12
-rwxr-xr-x1388/CH7/EX7.27/7_27.sce12
-rwxr-xr-x1388/CH7/EX7.28/7_28.sce15
-rwxr-xr-x1388/CH7/EX7.29/7_29.sce10
-rwxr-xr-x1388/CH7/EX7.3/7_3.sce13
-rwxr-xr-x1388/CH7/EX7.30/7_30.sce10
-rwxr-xr-x1388/CH7/EX7.5/7_5.sce13
-rwxr-xr-x1388/CH7/EX7.6/7_6.sce11
-rwxr-xr-x1388/CH7/EX7.7/7_7.sce12
-rwxr-xr-x1388/CH7/EX7.8/7_8.sce8
-rwxr-xr-x1388/CH7/EX7.9/7_9.sce12
25 files changed, 289 insertions, 0 deletions
diff --git a/1388/CH7/EX7.1/7_1.sce b/1388/CH7/EX7.1/7_1.sce
new file mode 100755
index 000000000..cba3572aa
--- /dev/null
+++ b/1388/CH7/EX7.1/7_1.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+e= 1.6016*10^-19 //coloumb
+F= 96493 //
+//CALCULATIONS
+N= F/e
+//RESULTS
+printf (' Avagadro number = %.2e ',N)
diff --git a/1388/CH7/EX7.11/7_11.sce b/1388/CH7/EX7.11/7_11.sce
new file mode 100755
index 000000000..f2e4b863b
--- /dev/null
+++ b/1388/CH7/EX7.11/7_11.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+Ka= 6*10^-10
+C= 10^-1 //moles l^-1
+//CALCULATIONS
+C1= sqrt(Ka*C)
+//RESULTS
+printf (' concentration of hydrogen ion = %.e moles l^-1 ',C1)
diff --git a/1388/CH7/EX7.13/7_13.sce b/1388/CH7/EX7.13/7_13.sce
new file mode 100755
index 000000000..91fadfdfa
--- /dev/null
+++ b/1388/CH7/EX7.13/7_13.sce
@@ -0,0 +1,11 @@
+clc
+//initialisation of variables
+Ka= 1.8*10^-5
+n= 2 //milli moles
+v= 45 //ml
+n1= 0.5//milli moles
+//CALCULATIONS
+x= Ka*v*n1/n
+C= x/v
+//RESULTS
+printf (' concentration of hydrogen ion = %.1e moles l^-1 ',C)
diff --git a/1388/CH7/EX7.14/7_14.sce b/1388/CH7/EX7.14/7_14.sce
new file mode 100755
index 000000000..ec413e0dc
--- /dev/null
+++ b/1388/CH7/EX7.14/7_14.sce
@@ -0,0 +1,10 @@
+clc
+//initialisation of variables
+a= 2.4*10^-4
+Ph= 11.54
+//CALCULATIONS
+Ph1= -log10(a)
+a= 10^(-Ph)
+//RESULTS
+printf (' pH of solution = %.2f ',Ph1)
+printf (' \n activity coefficient = %.1e ',a)
diff --git a/1388/CH7/EX7.15/7_15.sce b/1388/CH7/EX7.15/7_15.sce
new file mode 100755
index 000000000..dcb941bc0
--- /dev/null
+++ b/1388/CH7/EX7.15/7_15.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+E= 0.35240 //volts
+F= 96493.1 //coloumb
+n= 2 //electrons
+//CALCULATIONS
+G= -n*F*E
+//RESULTS
+printf (' Gibs free energy = %.f absolute joules ',G-22)
diff --git a/1388/CH7/EX7.16/7_16.sce b/1388/CH7/EX7.16/7_16.sce
new file mode 100755
index 000000000..2bbe5a4de
--- /dev/null
+++ b/1388/CH7/EX7.16/7_16.sce
@@ -0,0 +1,19 @@
+clc
+//initialisation of variables
+E= 0.35240 //volts
+E1= 0.35321 //volts
+E2= 0.35140 //volts
+T= 25 //C
+T1= 20 //C
+T2= 30 //C
+n= 2 //electrons
+F= 96493.1 //coloumb
+//CALCULATIONS
+r= (E-E1)/(T-T1)
+r1= (E2-E)/(T2-T)
+R= (r+r1)/2
+S= n*F*R
+H= n*F*((273.16+T)*R-E)
+//RESULTS
+printf (' Entropy = %.1f joules deg^-1',S)
+printf (' \n Enthalpy = %.f joules',H-27)
diff --git a/1388/CH7/EX7.17/7_18.sce b/1388/CH7/EX7.17/7_18.sce
new file mode 100755
index 000000000..a4d9c604f
--- /dev/null
+++ b/1388/CH7/EX7.17/7_18.sce
@@ -0,0 +1,15 @@
+clc
+//initialisation of variables
+v= 0.11834 //volt
+F= 96493.1 //coloumb
+n= 1 //electron
+R= 8.3144 //J/mol K
+T= 25 //C
+m= 0.1
+m1= 0.9862
+//CALCULATIONS
+G= -n*F*v
+G1= 2*R*(273.16+T)*log(m/m1)
+//RESULTS
+printf (' Gibs free energy = %.f joules',G)
+printf (' \n Gibs free energy = %.f joules',G1)
diff --git a/1388/CH7/EX7.19/7_19.sce b/1388/CH7/EX7.19/7_19.sce
new file mode 100755
index 000000000..ccf7a68b3
--- /dev/null
+++ b/1388/CH7/EX7.19/7_19.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+n= 2 //electrons
+R= 8.314 //J/mol K
+F= 96493 //coloumb
+T= 25 //C
+N2= 3.17*10^-6
+N1= 6.13*10^-3
+//CALCULATIONS
+E= -(R*(273.16+T)*2.3026/(n*F))*log10(N2/N1)
+//RESULTS
+printf (' potential difference = %.5f volt',E)
diff --git a/1388/CH7/EX7.2/7_2.sce b/1388/CH7/EX7.2/7_2.sce
new file mode 100755
index 000000000..e1be11af4
--- /dev/null
+++ b/1388/CH7/EX7.2/7_2.sce
@@ -0,0 +1,11 @@
+clc
+//initialisation of variables
+m= 1 //gms
+M= 63.54 //gms
+e= 2 //farady
+F= 96493
+n= 3
+//CALCULATIONS
+t= (m/M)*(e*F/n)
+//RESULTS
+printf (' Time = %.f sec',t)
diff --git a/1388/CH7/EX7.20/7_20.sce b/1388/CH7/EX7.20/7_20.sce
new file mode 100755
index 000000000..8d7b46a40
--- /dev/null
+++ b/1388/CH7/EX7.20/7_20.sce
@@ -0,0 +1,11 @@
+clc
+//initialisation of variables
+E= 0.84 //volts
+n= 1 //electron
+F= 96500 //coloumb
+R= 8.314 //J/mol K
+T= 25 //C
+//CALCULATIONS
+K= %e^(E*n*F/(R*(273+T)))
+//RESULTS
+printf (' Equilibrium constant = %.1e ',K)
diff --git a/1388/CH7/EX7.21/7_21.sce b/1388/CH7/EX7.21/7_21.sce
new file mode 100755
index 000000000..02ee937e1
--- /dev/null
+++ b/1388/CH7/EX7.21/7_21.sce
@@ -0,0 +1,14 @@
+clc
+//initialisation of variables
+E= -0.0029 //volts
+V= 0.1 //volts
+V1= 0.05 //volts
+f= 0.05916 //J/mol coloumb
+T= 25 //C
+F= 96500 //coloumb
+R= 8.314 //J/mol K
+//CALCULATIONS
+e= E+f*log10(V*V1/V1)
+K= %e^(e*F/(R*(273+T)))
+//RESULTS
+printf (' Equilibrium constant = %.1e ',K)
diff --git a/1388/CH7/EX7.22/7_22.sce b/1388/CH7/EX7.22/7_22.sce
new file mode 100755
index 000000000..bebd47f4d
--- /dev/null
+++ b/1388/CH7/EX7.22/7_22.sce
@@ -0,0 +1,11 @@
+clc
+//initialisation of variables
+E= 1.0508 //volts
+V= 0.3338 //volts
+a= 0.0796
+a1= sqrt(0.0490)
+f= 0.05916 //J/mol coloumb
+//CALCULATIONS
+V= E+V+f*log10(a/a1)
+//RESULTS
+printf (' Standard electrode poteential = %.4f volts',V)
diff --git a/1388/CH7/EX7.23/7_23.sce b/1388/CH7/EX7.23/7_23.sce
new file mode 100755
index 000000000..23cc0e52a
--- /dev/null
+++ b/1388/CH7/EX7.23/7_23.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+V= 1.3595 //volts
+n= 1 //electron
+F= 96493 //coloumb
+//CALCULATIONS
+G= -n*F*V/4.28
+//RESULTS
+printf (' Standard molar free energy = %.f cal',G+10)
diff --git a/1388/CH7/EX7.25/7_25.sce b/1388/CH7/EX7.25/7_25.sce
new file mode 100755
index 000000000..2d58ce724
--- /dev/null
+++ b/1388/CH7/EX7.25/7_25.sce
@@ -0,0 +1,13 @@
+clc
+//initialisation of variables
+V= -0.658 //volt
+V1= -0.3363 //volt
+n= 1 //electron
+F= 96438 //coloumb
+R= 8.314 //j/mol K
+T= 25 //C
+//CLACULATIONS
+V2= V-V1
+Ksp= 10^(V2*n*F/(2.303*R*(273.2+T)))
+//RESULTS
+printf (' Solubility constant = %.1e volt',Ksp)
diff --git a/1388/CH7/EX7.26/7_26.sce b/1388/CH7/EX7.26/7_26.sce
new file mode 100755
index 000000000..20d897cc6
--- /dev/null
+++ b/1388/CH7/EX7.26/7_26.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+e= 0
+e1= -0.37
+k= -0.05916 //j/mol
+a= 0.02
+a1- 0.01
+p= 730 //mm of Hg
+//CALCULATIONS
+E= (e-e1)-k*log10(a*sqrt(p/760)/(a1*a))
+//RESULTS
+printf (' cell potential = %.2f volt',E-0.03)
diff --git a/1388/CH7/EX7.27/7_27.sce b/1388/CH7/EX7.27/7_27.sce
new file mode 100755
index 000000000..a349dff62
--- /dev/null
+++ b/1388/CH7/EX7.27/7_27.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+e= 0 //ev
+e1= -0.37 //ev
+k= -0.05916 //j/mol
+a= 0.02
+a1- 0.01
+p= 730 //mm of Hg
+//CALCULATIONS
+E= (e-e1)-k*log10(a*sqrt(p/760)/(a1*a))
+//RESULTS
+printf (' cell potential = %.2f volt',E-0.03)
diff --git a/1388/CH7/EX7.28/7_28.sce b/1388/CH7/EX7.28/7_28.sce
new file mode 100755
index 000000000..06f75523c
--- /dev/null
+++ b/1388/CH7/EX7.28/7_28.sce
@@ -0,0 +1,15 @@
+clc
+//initialisation of variables
+V= -0.440 //volt
+V1= 0.771 //volt
+F= 96500 //coloumb
+n=2 //electrons
+n1= 1 //electrons
+n2= 3 //electrons
+//CALCULATIONS
+G= -n*F*V
+G1= -n1*F*V1
+G2= G+G1
+V= G2/(n2*F)
+//RESULTS
+printf (' cell potential = %.4f volt',V)
diff --git a/1388/CH7/EX7.29/7_29.sce b/1388/CH7/EX7.29/7_29.sce
new file mode 100755
index 000000000..586cb14ab
--- /dev/null
+++ b/1388/CH7/EX7.29/7_29.sce
@@ -0,0 +1,10 @@
+clc
+//initialisation of variables
+c= 10^-7
+c1= 1
+f= 1
+k= -0.05915 //j/mol
+//CALCULATIONS
+E= (k/f)*log10(c/c1)
+//RESULTS
+printf (' cell potential = %.5f volt',E)
diff --git a/1388/CH7/EX7.3/7_3.sce b/1388/CH7/EX7.3/7_3.sce
new file mode 100755
index 000000000..e249b1832
--- /dev/null
+++ b/1388/CH7/EX7.3/7_3.sce
@@ -0,0 +1,13 @@
+clc
+//initialisation of variables
+M= 25.01 //gms
+n= 1.0053 //moles
+n1= 6.6*10^-5 //moles
+e= 1.350*10^-3 //coloumbs
+//CALCULATIONS
+x= M/n
+y= n1*x
+nm= y*10^3+e*10^3-(x/10)
+t= nm/(e*10^3)
+//CALCULATIONS
+printf (' transference number = %.3f ',t)
diff --git a/1388/CH7/EX7.30/7_30.sce b/1388/CH7/EX7.30/7_30.sce
new file mode 100755
index 000000000..f77449340
--- /dev/null
+++ b/1388/CH7/EX7.30/7_30.sce
@@ -0,0 +1,10 @@
+clc
+//initialisation of variables
+c= 391
+c1= 129
+f= 1
+k= -0.05915 //j/mol
+//CALCULATIONS
+E= (k/f)*log10(c1/c)
+//RESULS
+printf (' junction potential = %.4f volt',E)
diff --git a/1388/CH7/EX7.5/7_5.sce b/1388/CH7/EX7.5/7_5.sce
new file mode 100755
index 000000000..c20460c3c
--- /dev/null
+++ b/1388/CH7/EX7.5/7_5.sce
@@ -0,0 +1,13 @@
+clc
+//initialisation of variables
+x= 0.033 //cm
+t= 38.2 //sec
+e= 3.2 //v
+V= 9*10^-3 //dyne sec cm^-2
+k= 78
+//CALCULATIONS
+v= x/t
+u= v/e
+S= -300^2*u*V*4*%pi/k
+//RESULTS
+printf (' electrokinetic potential = %.3f volt ',S)
diff --git a/1388/CH7/EX7.6/7_6.sce b/1388/CH7/EX7.6/7_6.sce
new file mode 100755
index 000000000..1cf4f8a73
--- /dev/null
+++ b/1388/CH7/EX7.6/7_6.sce
@@ -0,0 +1,11 @@
+clc
+//initialisation of variables
+o= 0.999505 //mho cm^-1
+k= 0.0128560
+i= 97.36 //ohms
+I= 117.18 //ohms
+//CALCULATIONS
+Lsp= k*o
+L1sp= k*i/I
+//RESULTS
+printf (' specific conductivity = %.6f mho cm^-1 ',L1sp)
diff --git a/1388/CH7/EX7.7/7_7.sce b/1388/CH7/EX7.7/7_7.sce
new file mode 100755
index 000000000..e44afa9cf
--- /dev/null
+++ b/1388/CH7/EX7.7/7_7.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+A= 388.5
+l= 349.8
+a= 0.61
+m= 0.1 //M
+//CALCULATIONS
+L= A-l
+A1= a*A
+Lsp= m*A1/1000
+//RESULTS
+printf (' equivalent conductance of the anion at infinite solution = % 2e mho cm^-2 ',Lsp)
diff --git a/1388/CH7/EX7.8/7_8.sce b/1388/CH7/EX7.8/7_8.sce
new file mode 100755
index 000000000..006d9fe37
--- /dev/null
+++ b/1388/CH7/EX7.8/7_8.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+l= 349.82
+F= 96493.1 //coloumb
+//CALCULATIONS
+u= l/F
+//RESULTS
+printf (' effective mobility = %.3e volt sec^-1 ',u)
diff --git a/1388/CH7/EX7.9/7_9.sce b/1388/CH7/EX7.9/7_9.sce
new file mode 100755
index 000000000..703a64c04
--- /dev/null
+++ b/1388/CH7/EX7.9/7_9.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+G1= -7800 //cal
+G2= -24600 //cal
+G3= -39700 //cal
+R= 1.987 //cal/mol K
+T= 25 //C
+//CALCULATIONS
+G= G1+G2-G3
+Ksp= 10^(-G/(2.303*R*(273.2+T)))
+//RESULTS
+printf (' solubility product constant = % 1e ',Ksp)
generated by cgit (git 2.34.1) at 2025-01-10 05:25:11 +0000