20 mL of 0.1 M NaOH is added to 50 mL of 0.1 M acetic acid solution. The pH of the resulting solution is ____ × 10^-2 (Nearest integer) Given: pKa (…

$\displaystyle 20$ mL of $\displaystyle 0.1$ M NaOH is added to $\displaystyle 50$ mL of $\displaystyle 0.1$ M acetic acid solution. The pH of the resulting solution is $\displaystyle \_\_\_\_$ $\displaystyle \times 10^{-2}$ (Nearest integer)Given : $\displaystyle \mathrm{pKa}\left(\mathrm{CH}_3 \mathrm{COOH}\right)=4.76$ $$\begin{aligned} & \log 2=0.30 \\ & \log 3=0.48 \end{aligned} $$