Choose the expression that gives the molar concentration of a H₂SO₄ solution if 24.3 mL of a 0.105 M NaOH solution is required to titrate 60 mL of the acid. A) (60 × 24.3)/0.105 B) (60 × 2)/(24.3 × 0.1050) C) (24.3 × 0.105)/(60) D) (24.3 × 0.105)/(60 × 2) E) (60 × 0.105)/(2 × 24.3)

Question

Quizplus · Accepted Answer

The balanced equation for the reaction is H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O. Therefore, the molar ratio of H₂SO₄ to NaOH is 1:2. The molarity of H₂SO₄ is calculated using the formula: (moles of NaOH / volume of H₂SO₄) × (1/2), which simplifies to (24.3 × 0.105)/(60 × 2).

Choose the Expression That Gives the Molar Concentration of a H2SO4

Choose the Expression That Gives the Molar Concentration of a H₂SO₄