1. A student titrated 25.0 cm³ of 0.30 mol dm^-3 of aqueous potassium hydroxide, KOH (aq),  with 0.10 mol dm^-3 of aqueous phosphoric(V) acid, H₃PO₄ (aq). The equation for the reaction is shown below.

H₃PO₄ (aq) + 3KOH (aq) → K₃PO₄ (aq) + 3H₂O (l)

Which statement is correct?