A Solution of Sodium Oxalate (Na₂C₂O₄)in Acidic Solution Is Titrated

question 3

Multiple Choice

A solution of sodium oxalate (Na₂C₂O₄) in acidic solution is titrated with a solution of potassium permanganate (KMnO₄) according to the following balanced chemical equation: 2KMnO₄(aq) + 8H₂SO₄(aq) + 5Na₂C₂O₄(aq) → 2MnSO₄(aq) + 8H₂O(l) + 10CO₂(g) + 5Na₂SO₄(aq) + K₂SO₄(aq)
What volume of 0.0206 M KMnO₄ is required to titrate 0.176 g of Na₂C₂O₄ dissolved in 50.0 mL of solution?

• A) 3.42 mL
• B) 8.54 mL
• C) 25.5 mL
• D) 63.8 mL
• E) 50.0 mL

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