Homework Help: AP Chem

Posted by Chandler on Sunday, September 11, 2011 at 9:07pm.

It takes 58 mL of 0.124 M KOH to neutralize 34.5 mL of H2SO4 solution. What is the concentration of the H2SO4 solution? Answer in unites of moles/liter.

AP Chem - DrBob222, Monday, September 12, 2011 at 12:21am
H2SO4 + 2KOH ==> K2SO4 + 2H2O

moles KOH used = M x L = ??
Convert moles KOH to moles H2SO4 using the coefficients in the balanced equation.
MH2SO4 = moles H2SO4/L HS2SO4. Solve for M H2SO4.

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