We can use the formula for the ion product of water, which is given by $[\mathrm{OH}^-] = \frac{K_w}{[\mathrm{H}^+]}$. Here, $K_w$ is the ion product of water, which is $1.0 \times 10^{-14}$ at 25°C, and $[\mathrm{H}^+]$ is the concentration of hydrogen ions,
Show more…