In an acid-base neutralization reaction 38.74 mL of 0.500 M potassium hydroxide reacts with
50) 00 mL of sulfuric acid solution.What is the concentration of the H₂SO₄ solution?

Question

In an acid-base neutralization reaction 38.74 mL of 0.500 M potassium hydroxide reacts with 50)00 mL of sulfuric acid solution.What is the concentration of the H₂SO₄ solution?

Quizplus · Accepted Answer

The balanced equation is 2KOH + H2SO4 → K2SO4 + 2H2O. Moles of KOH = 0.03874 L * 0.500 M = 0.01937 mol. Since the ratio is 2:1, moles of H2SO4 = 0.01937 mol / 2 = 0.009685 mol. Concentration of H2SO4 = 0.009685 mol / 0.05000 L = 0.1937 M, approximately 0.194 M.

In an Acid-Base Neutralization Reaction 38