diff options
Diffstat (limited to '1427/CH1/EX1.8')
| -rw-r--r-- | 1427/CH1/EX1.8/1_8.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/1427/CH1/EX1.8/1_8.sce b/1427/CH1/EX1.8/1_8.sce new file mode 100644 index 000000000..3bd5740f3 --- /dev/null +++ b/1427/CH1/EX1.8/1_8.sce @@ -0,0 +1,16 @@ +//ques-1.8
+//Calculating amount of lime and soda required for softening water
+clc
+A=7.3;//content of HCl (in mg/L)
+B=34.2;//content of Aluminium sulphate (in mg/L)
+C=9.5;//content of Magnesium chloride (in mg/L)
+V=100000;//volume of water used (in L)
+p1=90;//Purity precentage of lime
+p2=98;//Purity precentage of soda
+e=10;//Percentage of excess chemicals used
+a1=(A/73)*100;//CaCO3 equivalent of A (in mg/L)
+a2=(B/114)*100;//CaCO3 equivalent of B (in mg/L)
+a3=(C/95)*100;//CaCO3 equivalent of C (in mg/L)
+lime=(a1+a2+a3)*(74/100)*(1+e/100)*(100/p1)*V;//lime required (in mg)
+soda=(a1+a2+a3)*(106/100)*V*(1+e/100)*(100/p2);//soda required (in mg)
+printf("Lime required for softening %d L of water is %.3f kg and Soda required is %.3f kg.",V,lime/1000000,soda/1000000);
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