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//lubricants//
//example 3.7.6//
clc
wt_oil=5//weight f oil saponified(gms)//
blank=50//volume blank titration reading(ml)//
back=25//volume back titration reading(ml)//
volume=blank-back//volume of alcoholic KOH consumed(ml)//
normality_KOH=0.5//normality of KOH //
S=volume*normality_KOH*56/wt_oil//formula for saponification value//
printf("\nSaponification value of oil is %.0f mgs KOH",S);
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