diff options
Diffstat (limited to '1427/CH1/EX1.17/1_17.sce')
| -rw-r--r-- | 1427/CH1/EX1.17/1_17.sce | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/1427/CH1/EX1.17/1_17.sce b/1427/CH1/EX1.17/1_17.sce new file mode 100644 index 000000000..17700603d --- /dev/null +++ b/1427/CH1/EX1.17/1_17.sce @@ -0,0 +1,15 @@ +//ques-1.17
+//Calculating Hardness of solution
+clc
+m=0.5//mass of CaCO3 eq (in g)
+v1=48;//volume of EDTA used for titration (in mL)
+v2=15;//volume of EDTA used before boiling (in mL)
+v3=10;//volume of EDTA used after boiling (in mL)
+V=50;//volume of hard water used (in mL)
+//500mL SHW = 500mg of CaCO3 eq
+//48mL EDTA = 50mg CaCO3 eq
+c=50/48;//CaCO3 eq for 1mL EDTA solution (in mg)
+total=v2*c*(1000/V);//total hardness (in ppm)
+nc=v3*c*(1000/V);//non-carbonate hardness (in ppm)
+c=total-nc;//carbonate hardness (in ppm)
+printf("Non-carbonate hardness in given water sample is %.1f ppm and Carbonate hardness is %.1f ppm.",nc,c);
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