What is the molarity of a NaOH solution if 28.2 mL of a 0.112 M H₂SO₄ solution is required to neutralize a 25.0-mL sample of the NaOH solution? A) 0.253 B) 0.0993 C) 0.199 D) 39.5 E) 0.126

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Quizplus · Accepted Answer

The balanced equation is H2SO4 + 2NaOH → Na2SO4 + 2H2O. Moles of H2SO4 = 0.0282 L * 0.112 M = 0.0031584 mol. Since 2 moles of NaOH react with 1 mole of H2SO4, moles of NaOH = 2 * 0.0031584 = 0.0063168 mol. Molarity of NaOH = 0.0063168 mol / 0.025 L = 0.253 M.

What Is the Molarity of a NaOH Solution If 28