Answer Happy

A 250 mL volume of aqueous buffer solution was prepared at 25 °C using 15.2 g of hydroxyacetic acid and 28.7 g of it sodium salt. This will be the useful pH range of this buffer at 25 °C. 2.83-4.83 4.25-6.25 4.25-6.25. You selected this answer. 5,61-7.61 None of the above