JEE PYQ: Redox Reactions Question 9
Question 9 - 2021 (25 Feb Shift 2)
Titration of NaOH vs 1.25M oxalic acid. Burette readings: 4.5, 4.5, 4.4, 4.4, 4.4 mL. Volume of oxalic acid = 10.0 mL. Molarity of NaOH = ____ M.
Show Answer
Answer: 6
Solution
[NaOH] × 1 × 4.4 = 1.25 × 2 × 10. [NaOH] = 25/4.4 = 5.68 ≈ 6M.