diff options
Diffstat (limited to '2966/CH3/EX3.15')
| -rw-r--r-- | 2966/CH3/EX3.15/Ex3_15.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/2966/CH3/EX3.15/Ex3_15.sce b/2966/CH3/EX3.15/Ex3_15.sce new file mode 100644 index 000000000..2213482a8 --- /dev/null +++ b/2966/CH3/EX3.15/Ex3_15.sce @@ -0,0 +1,16 @@ +//lubricants//
+//page 3.35 example 5//
+clc
+S_C=192//Saponification value of castor oil//
+wt_oil=16//weight f oil saponified(gms)//
+blank=45//volume blank titration reading(ml)//
+back=31.5//volume back titration reading(ml)//
+volume=blank-back//volume of alcoholic KOH consumed(ml)//
+N_H=0.5//normality of HCl in titration//
+V_H=blank//volume of HCl in titration(ml)//
+V_K=50//volume of KOH in titration(ml)//
+N_K=N_H*V_H/V_K//normality of KOH for equivalence//
+S_blended=volume*N_K*56/wt_oil//formula for saponification value//
+printf("\nSaponification value of blended oil is %.2f mgs KOH",S_blended);
+pc_C=(S_blended/S_C)*100
+printf("\npercentage of castor oil in blend is %.3f percent",pc_C);
\ No newline at end of file |