Using the values for the equilibrium constant for the ionization of water in Table 13.5-1 (Table 15.1-1 in the 4th edition) in Sandler, estimate the standard-state heat of ionization of water as a function of temperature. Also, determine the pH of water at each of the temperatures in the table.

Table 13.5-1 Values of Ka,W and pKW as a Function of Temperature \begin{tabular}{ccc} \hlineT(C) & K,W & pKW \\ \hline 0 & 1.151015 & 14.94 \\ 10 & 2.881015 & 14.54 \\ 20 & 6.761015 & 14.17 \\ 25 & 1.001014 & 14.00 \\ 30 & 1.481014 & 13.83 \\ 40 & 2.881014 & 13.54 \\ 50 & 5.501014 & 13.26 \\ 60 & 9.551014 & 13.02 \\ \hline \end{tabular}