A 2.432 grams of primary standard Na₂CO₃ (MW = 106) requires 47.26 mL of a H₂SO₄ solution to reach the end point in the reaction CO₃^2- + 2H⁺ H₂O + CO_2(g). Calculate the molarity of the H₂SO₄ solution.

2. A 2.432 grams of primary standard Na2CO3 (MW = 106) requires 47.26 mL of a H2SO4 solution to reach the end point in the reaction CO32- + 2H+ H20 CO2(g). Calculate the molarity of the H2SO4 solution. +