diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3050/CH1/EX1.8 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '3050/CH1/EX1.8')
| -rwxr-xr-x | 3050/CH1/EX1.8/Ex1_8.sce | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/3050/CH1/EX1.8/Ex1_8.sce b/3050/CH1/EX1.8/Ex1_8.sce new file mode 100755 index 000000000..aefa0a724 --- /dev/null +++ b/3050/CH1/EX1.8/Ex1_8.sce @@ -0,0 +1,34 @@ +//calculating lime and soda
+//Example 1.8
+clc
+clear
+//For raw water Ca+2,
+q1=240//quantity
+wt1=40//molecular weight
+M1=100/wt1//multiplication factor
+Eq1=M1*q1//CaCO3 equivalents in mg/L
+//For Mg+2,
+q2=96//quantity
+wt2=24//molecular weight
+M2=100/wt2//multiplication factor
+Eq2=M2*q2//CaCO3 equivalents in mg/L
+//For CO2,
+q3=44//quantity
+wt3=44//molecular weight
+M3=100/wt3//multiplication factor
+Eq3=M3*q3//CaCO3 equivalents in mg/L
+//For HCO3-,
+q4=732//quantity
+wt4=122//molecular weight
+M4=100/wt4//multiplication factor
+Eq4=M4*q4//CaCO3 equivalents in mg/L
+//For FeSO4.7H2O,
+q5=278//quantity
+wt5=278//molecular weight
+M5=100/wt5//multiplication factor
+Eq5=M5*q5//CaCO3 equivalents in mg/L
+V=250000//Volume of water in litres
+L=(74*(Eq2+Eq3+Eq4+Eq5)/100)*(V/1000000)//lime requirement in kg
+S=(106*(Eq1+Eq2+Eq5-Eq4)/100)*(V/1000000)//soda requirement in kg
+printf('Thus amount of lime required to soften 250000 litres of water = %3.1f kg\n',L)
+printf('and amount of soda required to soften 250000 litres of water = %3.1f kg\n',S)
|