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+//lubricants//
+//page 3.33 example 2//
+clc
+wt_oil=5//weight f oil saponified(gms)//
+blank=44//volume blank titration reading(ml)//
+back=17//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 %.1f mg/g",S); \ No newline at end of file