In a titration of HCl(aq) with NaOH(aq), the equivalence point is the point at which equal volumes of HCl and NaOH have been combined.
the concentration of H+ equal 1.0 10-14 M.
equal moles of HCl and NaOH have reacted.
half of the HCl has been neutralized by hydroxide ion.
Answer: C