Given that the dissociation constant for $H_2O$ is $K_w = 1 \times 10^{-14} \ mol^2/L^2$. What is the $pH$ of a $0.001 \ M$ $KOH$ solution?
- A$10^{-11}$
- B$10^{-3}$
- C$3$
- D$11$
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