For the reaction: H2SO4(aq) + 2 KOH(aq) --> K2SO4(aq) + 2 H2O To find the concentration of H2SO4, a 25.00 mL sample was titrated with 0.8752 M KOH. It took 31.79 mL of KOH to reach the endpoint of the reaction. What is the concentration of the H2SO4 solution?