Waec Model Questions Vol1 2023 Chemistry Question 30
Practice objective / multiple choice question 30 from the 2023 Waec Model Questions Vol1 Chemistry examination.
Ten grams of pure 1‑propanol (C₃H₇OH) is oxidised with excess acidic potassium dichromate according to the equation: 3 C₃H₇OH + 2 K₂Cr₂O₇ + 8 H₂SO₄ → 3 C₃H₇COOH + 2 Cr₂(SO₄)₃ + 2 K₂SO₄ + 11 H₂O The carboxylic acid formed is a monoprotic acid. After the reaction, the mixture is neutralised with NaOH to pH 7. Calculate the mass of NaOH required (in grams). Give your answer to two decimal places.
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About This Question
This is Waec Model Questions Vol1 2023 Chemistry Question 30. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Hard .
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