summaryrefslogtreecommitdiff
path: root/1652/CH14
diff options
context:
space:
mode:
Diffstat (limited to '1652/CH14')
-rwxr-xr-x1652/CH14/EX14.1/14_1.sce9
-rwxr-xr-x1652/CH14/EX14.10/14_10.sce19
-rwxr-xr-x1652/CH14/EX14.11/14_11.sce19
-rwxr-xr-x1652/CH14/EX14.12/14_12.sce18
-rwxr-xr-x1652/CH14/EX14.13/14_13.sce16
-rwxr-xr-x1652/CH14/EX14.2/14_2.sce9
-rwxr-xr-x1652/CH14/EX14.3/14_3.sce9
-rwxr-xr-x1652/CH14/EX14.4/14_4.sce11
-rwxr-xr-x1652/CH14/EX14.5/14_5.sce12
-rwxr-xr-x1652/CH14/EX14.6/14_6.sce12
-rwxr-xr-x1652/CH14/EX14.7/14_7.sce32
-rwxr-xr-x1652/CH14/EX14.8/14_8.sce22
-rwxr-xr-x1652/CH14/EX14.9/14_9.sce17
13 files changed, 205 insertions, 0 deletions
diff --git a/1652/CH14/EX14.1/14_1.sce b/1652/CH14/EX14.1/14_1.sce
new file mode 100755
index 000000000..8cfdfdff6
--- /dev/null
+++ b/1652/CH14/EX14.1/14_1.sce
@@ -0,0 +1,9 @@
+clc
+//Initialization of variables
+x1=0.0200
+Kx=812
+//calculations
+disp("Neglecting 2x in comparision with x1,")
+x=x1/Kx
+//results
+printf("Moles of Iodine present = %.2e mole",x)
diff --git a/1652/CH14/EX14.10/14_10.sce b/1652/CH14/EX14.10/14_10.sce
new file mode 100755
index 000000000..b6641529b
--- /dev/null
+++ b/1652/CH14/EX14.10/14_10.sce
@@ -0,0 +1,19 @@
+clc
+//Initialization of variables
+m1=0.1 //m
+m2=0.1 //m
+K=1.754*10^-5 //m
+//calculations
+mu=0.5*(m1*1^2 + m2*1^2)
+disp("From table 14.5,")
+aH=9 //A
+aA=4.5 //A
+disp("From table 14.6")
+gH=0.825
+gA=0.775
+gHA=1
+x1=gHA*K/(gH*gA)
+disp("Assuming x to be small w.r.t m1,")
+x=sqrt(x1*m1)
+//results
+printf("Concentration of H plus ions = %.2e m",x)
diff --git a/1652/CH14/EX14.11/14_11.sce b/1652/CH14/EX14.11/14_11.sce
new file mode 100755
index 000000000..47406d360
--- /dev/null
+++ b/1652/CH14/EX14.11/14_11.sce
@@ -0,0 +1,19 @@
+clc
+//Initialization of variables
+K=1.754*10^-5 //m
+c=0.1
+//calculations
+disp("Neglecting x w.r.t c,")
+x2=K
+x=sqrt(K)
+mu=x
+disp("From tables 14-5 and 14-6,")
+gH=0.963
+gA=0.960
+x22=K/(gH*gA)
+a=poly(0,"a");
+p=a^2 +a*x22 -c*x22
+z=roots(p)
+alpha=z(2)
+//results
+printf("concentration of H plus ions = %.2e m",alpha)
diff --git a/1652/CH14/EX14.12/14_12.sce b/1652/CH14/EX14.12/14_12.sce
new file mode 100755
index 000000000..b3f9d9df6
--- /dev/null
+++ b/1652/CH14/EX14.12/14_12.sce
@@ -0,0 +1,18 @@
+clc
+//Initialization of variables
+disp("From table 14.3")
+K1=-13.5089
+K2=-22.9792
+K3=19.2218
+c=0.1 //m
+//calculations
+logK=K1-K2-K3
+K=10^logK
+mu=0.5*(c*1^2 + c*1^2)
+disp("From tables 14-5 and 14-6,")
+gAg=0.745
+gCl=0.755
+x2=K/(gAg*gCl)
+x=sqrt(x2)
+//results
+printf("Solubility of Agcl = %.2e m",x)
diff --git a/1652/CH14/EX14.13/14_13.sce b/1652/CH14/EX14.13/14_13.sce
new file mode 100755
index 000000000..fc792b33e
--- /dev/null
+++ b/1652/CH14/EX14.13/14_13.sce
@@ -0,0 +1,16 @@
+clc
+//Initialization of variables
+Cna=0.11
+Ccl=0.1
+//calculations
+x=poly(0,"x");
+p=99*x^2 - 2.1*x+Cna*Ccl
+z=roots(p)
+alpha=z(2)
+Na1=Cna-10*alpha
+Cl1=Ccl-10*alpha
+//results
+printf(" Concentration of Na in 1 = %.4f M",Na1)
+printf("\n Concentration of Cl in 1 = %.4f M",Cl1)
+printf("\n Concentration of Na in 2 = %.4f M",alpha)
+printf("\n Concentration of Cl in 2 = %.4f M",alpha)
diff --git a/1652/CH14/EX14.2/14_2.sce b/1652/CH14/EX14.2/14_2.sce
new file mode 100755
index 000000000..9da48f51a
--- /dev/null
+++ b/1652/CH14/EX14.2/14_2.sce
@@ -0,0 +1,9 @@
+clc
+//Initialization of variables
+Kc=1.749*10^-5 //M
+n1=0.1 //mole
+n2=0.01 //mole
+//calculations
+c=n1/n2 *Kc
+//results
+printf("Concentration of Hplus ions = %.1e M",c)
diff --git a/1652/CH14/EX14.3/14_3.sce b/1652/CH14/EX14.3/14_3.sce
new file mode 100755
index 000000000..418a1400c
--- /dev/null
+++ b/1652/CH14/EX14.3/14_3.sce
@@ -0,0 +1,9 @@
+clc
+//Initialization of variables
+c=0.01 //M
+kc=1.749*10^-5 //M
+//calculations
+x2=c*kc
+x=sqrt(x2)
+//results
+printf("Concentraton of Hplus ions = %.1e M",x)
diff --git a/1652/CH14/EX14.4/14_4.sce b/1652/CH14/EX14.4/14_4.sce
new file mode 100755
index 000000000..38401cdfd
--- /dev/null
+++ b/1652/CH14/EX14.4/14_4.sce
@@ -0,0 +1,11 @@
+clc
+//Initialization of variables
+K2=1.0008*10^-14 //m^2
+K1=1.754*10^-5 //m
+c=0.1
+//calculations
+disp("Neglecting x w.r.t c,")
+x2=c*K2/K1
+x=sqrt(x2)
+//results
+printf("Concentration of OH minus ions = %.1e m",x)
diff --git a/1652/CH14/EX14.5/14_5.sce b/1652/CH14/EX14.5/14_5.sce
new file mode 100755
index 000000000..04fd4a7d7
--- /dev/null
+++ b/1652/CH14/EX14.5/14_5.sce
@@ -0,0 +1,12 @@
+clc
+//Initialization of variables
+disp("from table 14.1,")
+r1=7.47*10^-5 //m
+r2=4.57*10^-3 //m
+mp=1.008*10^-14 //m^2
+//calculations
+r3=r2/r1
+mH2=r3*mp
+mH=sqrt(mH2)
+//results
+printf("Concentraton of Hplus ions = %.2e M",mH)
diff --git a/1652/CH14/EX14.6/14_6.sce b/1652/CH14/EX14.6/14_6.sce
new file mode 100755
index 000000000..b1af37d42
--- /dev/null
+++ b/1652/CH14/EX14.6/14_6.sce
@@ -0,0 +1,12 @@
+clc
+//Initialization of variables
+disp("from table 14.1,")
+r1=1.75*10^-5 //m
+r2=1.772*10^-4 //m
+mp=1.008*10^-14 //m^2
+//calculations
+r3=r2/r1
+mH2=r3*mp
+mH=sqrt(mH2)
+//results
+printf("Concentraton of Hplus ions = %.1e M",mH)
diff --git a/1652/CH14/EX14.7/14_7.sce b/1652/CH14/EX14.7/14_7.sce
new file mode 100755
index 000000000..220b10f3c
--- /dev/null
+++ b/1652/CH14/EX14.7/14_7.sce
@@ -0,0 +1,32 @@
+clc
+//Initialization of variables
+c=1*10^-6 //m
+K=1.754*10^-5 //m
+Kp=1.008*10^-14 //m^2
+//calculations
+mH=c
+//Iteration 1
+mOH=Kp/mH
+mA=mH-mOH
+mHA=mH*mA/K
+mH2=mH-mHA+mOH
+//Iteration 2
+mOH2=Kp/mH2
+mA2=mH2-mOH2
+mHA2=mH2*mA2/K
+mH3=mH2-mHA2+mOH2
+//From x2
+x2=sqrt(Kp)
+x1=c
+mOH3=Kp/x2
+y2=x1
+//From x1
+mOH4=Kp/c
+mA4=mH-mOH4
+mHA4=mH*mA4/K
+y1=c-mHA4-mA4
+//upon further iterations, we get
+mHplus=mH3
+//results
+printf("Concentration of H plus ions = %.2e m",mHplus)
+//The answer is a bit different due to rounding off error.
diff --git a/1652/CH14/EX14.8/14_8.sce b/1652/CH14/EX14.8/14_8.sce
new file mode 100755
index 000000000..244984d5d
--- /dev/null
+++ b/1652/CH14/EX14.8/14_8.sce
@@ -0,0 +1,22 @@
+clc
+//Initialization of variableH
+disp("From table 14-3,")
+HH=0
+HHcoo=-98
+HHcooh=-98
+SH=0
+SHcoo=21.9
+SHcooh=39.1
+KH=0
+KHcoo=58.64
+KHcooh=62.38
+//calculationH
+dH=HH+HHcoo-HHcooh
+dS=SH+SHcoo-SHcooh
+dK=KH+KHcoo-KHcooh
+K=10^dK
+//results
+printf(" dS0 = %.1f eu",dS)
+printf("\n dH0 = %.1f kcal",dH)
+printf("\n log Krm = %.2f ",dK)
+printf("\n Krm = %.1e m",K)
diff --git a/1652/CH14/EX14.9/14_9.sce b/1652/CH14/EX14.9/14_9.sce
new file mode 100755
index 000000000..0551848cb
--- /dev/null
+++ b/1652/CH14/EX14.9/14_9.sce
@@ -0,0 +1,17 @@
+clc
+//Initialization of variables
+mca=0.01 //m
+mcl=0.02 //m
+//calculations
+Mu=0.5*(mca*4 + mcl*1)
+disp("From table 14-5,")
+aca=6 //A
+acl=3 //A
+disp("From table 14-6,")
+gaca=0.555
+gacl=0.843
+Aca=gaca*mca
+Acl=gacl*mcl
+//results
+printf("Activity of cl = %.4f ",Acl)
+printf("\n Activity of ca = %.4f ",Aca)
generated by cgit (git 2.34.1) at 2025-03-12 09:20:07 +0000