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masa KOH= 56,1g/mol
masa HCl = 36,5g/mol
1,099g roztworu HCl ----------1cm3
x g roztworu HCl --------------100cm3
x = 109,9g roztworu kwasu
100g roztworu HCl ---------- 20g HCl
109,9g roztworu HCl ----------x
x = 21,98g HCl
wg reakcji:
56,1g KOH ----------- 36,5g HCl
x g KOH --------------21,98g HCl
x = 33,78g KOH
100g roztworu KOH-------------10g KOH
x g roztworu KOH ----------------33,78g KOH
x = 337,8g roztworu KOH
1,139g roztworu KOH ---------1cm3
337,8g roztworu KOH ----------x
x = 298,58cm3 roztworu KOH