GKFix MCQ Question

What is the chemical reaction between ammonia and sulfuric acid in the Kjeldahl method?

• A. NH₃ + H₂SO₄ → NH₄HSO₄
• B. 2NH₃ + H₂SO₄ → (NH₄)₂SO₄
• C. NH₃ + H₂SO₄ → N₂ + SO₂ + H₂O
• D. NH₃ + H₂SO₄ → NH₄SO₄