summaryrefslogtreecommitdiff
path: root/1385/CH9
diff options
context:
space:
mode:
authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
commitb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch)
treeab291cffc65280e58ac82470ba63fbcca7805165 /1385/CH9
downloadScilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz
Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2
Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip
initial commit / add all books
Diffstat (limited to '1385/CH9')
-rwxr-xr-x1385/CH9/EX9.1/9_1.sce12
-rwxr-xr-x1385/CH9/EX9.10/9_10.sce9
-rwxr-xr-x1385/CH9/EX9.11/9_11.sce10
-rwxr-xr-x1385/CH9/EX9.12/9_12.sce9
-rwxr-xr-x1385/CH9/EX9.13/9_13.sce8
-rwxr-xr-x1385/CH9/EX9.14/9_14.sce7
-rwxr-xr-x1385/CH9/EX9.15/9_15.sce7
-rwxr-xr-x1385/CH9/EX9.16/9_16.sce9
-rwxr-xr-x1385/CH9/EX9.17/9_17.sce9
-rwxr-xr-x1385/CH9/EX9.18/9_18.sce8
-rwxr-xr-x1385/CH9/EX9.19/9_19.sce8
-rwxr-xr-x1385/CH9/EX9.2/9_2.sce11
-rwxr-xr-x1385/CH9/EX9.3/9_3.sce12
-rwxr-xr-x1385/CH9/EX9.4/9_4.sce15
-rwxr-xr-x1385/CH9/EX9.5/9_5.sce8
-rwxr-xr-x1385/CH9/EX9.6/9_6.sce9
-rwxr-xr-x1385/CH9/EX9.7/9_7.sce9
-rwxr-xr-x1385/CH9/EX9.8/9_8.sce10
-rwxr-xr-x1385/CH9/EX9.9/9_9.sce13
19 files changed, 183 insertions, 0 deletions
diff --git a/1385/CH9/EX9.1/9_1.sce b/1385/CH9/EX9.1/9_1.sce
new file mode 100755
index 000000000..04ed30db5
--- /dev/null
+++ b/1385/CH9/EX9.1/9_1.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+c= 0.1 //M
+p= 1.34 //per cent
+T= 25 //C
+//CALCULATIONS
+C1= c*p/100
+C2= c*p/100
+C3= c-C1
+Ka= C1*C2/C3
+//RESULTS
+printf (' ionization constant = %.2e ',Ka)
diff --git a/1385/CH9/EX9.10/9_10.sce b/1385/CH9/EX9.10/9_10.sce
new file mode 100755
index 000000000..22a21e405
--- /dev/null
+++ b/1385/CH9/EX9.10/9_10.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+c= 0.1 //M
+Kb= 1.8*10^-5
+Kw= 10^-14
+//CALCULATIONS
+C= sqrt(c*Kw/Kb)
+//RESULTS
+printf (' concentration of hydronium ion = %.1e mol per litre',C)
diff --git a/1385/CH9/EX9.11/9_11.sce b/1385/CH9/EX9.11/9_11.sce
new file mode 100755
index 000000000..2939d6c2c
--- /dev/null
+++ b/1385/CH9/EX9.11/9_11.sce
@@ -0,0 +1,10 @@
+clc
+//initialisation of variables
+c= 0.050 //M
+Kb= 1.8*10^-5
+T= 25 //C
+Kw= 10^-14
+//CALCULATIONS
+C= sqrt(Kw*c/Kb)
+//RESULTS
+printf (' concentration of hydronium ion = %.1e mol per litre',C)
diff --git a/1385/CH9/EX9.12/9_12.sce b/1385/CH9/EX9.12/9_12.sce
new file mode 100755
index 000000000..0244feb71
--- /dev/null
+++ b/1385/CH9/EX9.12/9_12.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+kw= 10^-14
+Ka= 1.8*10^-5
+//CALCULATIONS
+Kb= Ka
+B= sqrt(kw/(Ka*Kb))
+//RESULTS
+printf (' degree of hydrolysis = %.1e ',B)
diff --git a/1385/CH9/EX9.13/9_13.sce b/1385/CH9/EX9.13/9_13.sce
new file mode 100755
index 000000000..2b61e0716
--- /dev/null
+++ b/1385/CH9/EX9.13/9_13.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+k1= 3.5*10^-7
+k2= 4.4*10^-11
+//CALCULATIONS
+c= sqrt(k1*k2)
+//RESULTS
+printf (' concentration of solution = %.1e mol per litre',c)
diff --git a/1385/CH9/EX9.14/9_14.sce b/1385/CH9/EX9.14/9_14.sce
new file mode 100755
index 000000000..fec78dd10
--- /dev/null
+++ b/1385/CH9/EX9.14/9_14.sce
@@ -0,0 +1,7 @@
+clc
+//initialisation of variables
+c= 1.92*10^-5 //mole per litre
+//CALCULATIONS
+pH= -log10(c)
+//RESULTS
+printf (' pH of solution = %.2f ',pH)
diff --git a/1385/CH9/EX9.15/9_15.sce b/1385/CH9/EX9.15/9_15.sce
new file mode 100755
index 000000000..6565f3648
--- /dev/null
+++ b/1385/CH9/EX9.15/9_15.sce
@@ -0,0 +1,7 @@
+clc
+//initialisation of variables
+pH= 7.36
+//CALCULATIONS
+C= 10^-pH
+//RESULTS
+printf (' concentration of solution = %.2e mol per litre',C)
diff --git a/1385/CH9/EX9.16/9_16.sce b/1385/CH9/EX9.16/9_16.sce
new file mode 100755
index 000000000..6b61cd656
--- /dev/null
+++ b/1385/CH9/EX9.16/9_16.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+c= 1 //M
+Kb= 5.3*10^-5
+pKw= 14
+//CALCULATIONS
+pH= pKw+0.5*log10(Kb)+0.5*log10(c)
+//RESULTS
+printf (' pH of solution = %.2f ',pH)
diff --git a/1385/CH9/EX9.17/9_17.sce b/1385/CH9/EX9.17/9_17.sce
new file mode 100755
index 000000000..89a1ef60b
--- /dev/null
+++ b/1385/CH9/EX9.17/9_17.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+c= 0.1 //M
+Ka= 6.3*10^-5
+pKw= 14
+//CALCULATIONS
+pH= -0.5*log10(Ka)+0.5*pKw+0.5*log10(c)
+//RESULTS
+printf (' pH of a buffer solution = %.2f ',pH)
diff --git a/1385/CH9/EX9.18/9_18.sce b/1385/CH9/EX9.18/9_18.sce
new file mode 100755
index 000000000..ea60d5806
--- /dev/null
+++ b/1385/CH9/EX9.18/9_18.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+Ka= 1.8*10^-5
+a= 0.1 //molar
+//CALCULATIONS
+pH= -log10(Ka)
+//RESULTS
+printf (' pH of a buffer solution = %.2f ',pH)
diff --git a/1385/CH9/EX9.19/9_19.sce b/1385/CH9/EX9.19/9_19.sce
new file mode 100755
index 000000000..6874fdd19
--- /dev/null
+++ b/1385/CH9/EX9.19/9_19.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+pH= 7.10
+pH1= 7.21
+//CALCULATIONS
+r= 10^(pH-pH1)
+//RESULTS
+printf (' ratio of salt to acid = %.3f ',r)
diff --git a/1385/CH9/EX9.2/9_2.sce b/1385/CH9/EX9.2/9_2.sce
new file mode 100755
index 000000000..7b0721800
--- /dev/null
+++ b/1385/CH9/EX9.2/9_2.sce
@@ -0,0 +1,11 @@
+clc
+//initialisation of variables
+k= 1.8*10^-5
+C= 0.2 //M
+T= 25 //C
+//CALCULATIONS
+x= sqrt(C*k)
+a= x/C
+C1= a*C
+//RESULTS
+printf (' hydronium-ion concentration = %.1e mole per litre',C1)
diff --git a/1385/CH9/EX9.3/9_3.sce b/1385/CH9/EX9.3/9_3.sce
new file mode 100755
index 000000000..0438c08dc
--- /dev/null
+++ b/1385/CH9/EX9.3/9_3.sce
@@ -0,0 +1,12 @@
+clc
+//initialisation of variables
+K= 1.8*10^-5
+V= 500 //ml
+c1= 0.3 //M
+c2= 0.2 //M
+//CALCULATIONS
+x= V*c1/1000
+y= V*c2/1000
+C= K*y/x
+//RESULTS
+printf (' hydronium-ion concentration = %.1e mole per litre',C)
diff --git a/1385/CH9/EX9.4/9_4.sce b/1385/CH9/EX9.4/9_4.sce
new file mode 100755
index 000000000..52d441d6d
--- /dev/null
+++ b/1385/CH9/EX9.4/9_4.sce
@@ -0,0 +1,15 @@
+clc
+//initialisation of variables
+K= 1.4*10^-5
+T= 25 //C
+V= 200 //ml
+m= 3.7 //gms
+m1= 4.8 //gms
+M= 74 //gms
+M1= 96 //gms
+//CALCULATIONS
+x= m*1000/(V*M)
+y= m1*1000/(V*M1)
+X= K*x/y
+//RESULTS
+printf (' hydronium-ion concentration = %.1e mole per litre',X)
diff --git a/1385/CH9/EX9.5/9_5.sce b/1385/CH9/EX9.5/9_5.sce
new file mode 100755
index 000000000..401e05081
--- /dev/null
+++ b/1385/CH9/EX9.5/9_5.sce
@@ -0,0 +1,8 @@
+clc
+//initialisation of variables
+c= 0.050 //M
+Ksp= 4.3*10^-7
+//CALCULATIONS
+C= sqrt(Ksp*c)
+//RESULTS
+printf (' concentration of hydronium-ion = %.1e mole per litre',C)
diff --git a/1385/CH9/EX9.6/9_6.sce b/1385/CH9/EX9.6/9_6.sce
new file mode 100755
index 000000000..eb0355502
--- /dev/null
+++ b/1385/CH9/EX9.6/9_6.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+C= 0.050 //M
+K= 2.4*10^-17
+c= 0.1 //M
+//CALCULATIONS
+c1= K*C/c^2
+//RESULTS
+printf (' concentration of carbonate-ion = %.1e mole per litre',c1)
diff --git a/1385/CH9/EX9.7/9_7.sce b/1385/CH9/EX9.7/9_7.sce
new file mode 100755
index 000000000..2248f7eb6
--- /dev/null
+++ b/1385/CH9/EX9.7/9_7.sce
@@ -0,0 +1,9 @@
+clc
+//initialisation of variables
+n= 1.31*10^-4 //mole
+T= 25 //C
+//CALCULATIONS
+N= 2*n
+Ksp= N^2*n
+//RESULTS
+printf (' Ksp = %.e ',Ksp)
diff --git a/1385/CH9/EX9.8/9_8.sce b/1385/CH9/EX9.8/9_8.sce
new file mode 100755
index 000000000..6252f7ddc
--- /dev/null
+++ b/1385/CH9/EX9.8/9_8.sce
@@ -0,0 +1,10 @@
+clc
+//initialisation of variables
+Ksp= 1.4*10^-11
+V= 200 //ml
+M= 24.3 //gms
+//CALCULATIONS
+x= (Ksp/4)^(1/3)
+m= x*M*V/1000
+//RESULTS
+printf (' grams of Mg+2 present = %.1e gms per mol',m)
diff --git a/1385/CH9/EX9.9/9_9.sce b/1385/CH9/EX9.9/9_9.sce
new file mode 100755
index 000000000..88a628d26
--- /dev/null
+++ b/1385/CH9/EX9.9/9_9.sce
@@ -0,0 +1,13 @@
+clc
+//initialisation of variables
+c= 0.010 //M
+Ksp= 1.56*10^-10
+M= 108 //gms
+C= 10^-3 //M
+//CALCULATIONS
+K= Ksp/C
+m= M*K
+m1= M*c
+//RESULTS
+printf (' quantity = %.2e gms',m)
+printf (' \n quantity = %.2f gms',m1)
generated by cgit (git 2.34.1) at 2024-12-20 01:14:39 +0000