Post Utme Futa 2019 Chemistry Question 23
Practice objective / multiple choice question 23 from the 2019 Post Utme Futa Chemistry examination.
A solution of sodium thiosulfate \( Na_2S_2O_3 \) is titrated with a solution of iodine \( I_2 \). The reaction is as follows: I_2 + 2Na_2S_2O_3 → 2NaI + Na_2S_4O_6. If 25 mL of 0.1 M I_2 is titrated with 20 mL of 0.2 M Na_2S_2O_3, what is the concentration of the iodine solution?
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About This Question
This is Post Utme Futa 2019 Chemistry Question 23. It is one of the objective questions from the 2019 Post Utme Futa Chemistry examination.
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