A 19.0 mL sample of an unknown H3PO4 solution is titrated with a 0.110 M NaOH solution. The equivalence point is reached when 18.45 mL of NaOH solution is added.
Q) What is the concentration of the unknown H3PO4 solution? The neutralization reaction is as follows: H3PO4 +3NaOH-->3H2O +Na3PO4