50 cm3 of 0.2 N HCl is titrated with 0.1 N NaOH solution. The titration was discontinued after adding 50 cm3 of NaOH. The remaining titration is completed by adding 0.5 N KOH. The volume of KOH required to complete the titration is ............

Question

50 cm³ of 0.2 N HCl is titrated with 0.1 N NaOH solution. The titration was discontinued after adding 50 cm³ of NaOH. The remaining titration is completed by adding 0.5 N KOH. The volume of KOH required to complete the titration is ............

10 cm³

12 cm³

16.2 cm³

21.0 cm³

Solution

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