What is the pH of a 0.340 M solution of NaHC2O4? Hint: Will this material act as an acid, a base, or both?

What is the pH of a 0.340 M solution of NaHC2O4?Hint: Will this material act as an acid, a base, or both?

The pH of amophtoric salts is given by the Empirical formulapH = ½( pKa1 + pKa2)So pH of a 0.340 M solution of NaHC2O4 Pka 1= 1.25 pKa2 =4.27 would bepH =1/2(1.25+4.27)= 2.76