`pH` of saturated solution of `Ba(OH)_(2)` is `12`. The value of solubility product `(K_(sp))` of `Ba(OH)_(2)` is

Options

A. `5.00 xx 10^(-7) M^(3)`
B. `4.00 xx 10^(6) M^(3)`
C. `4.00 xx 10^(-7) M^(3)`
D. `5.00 xx 10^(-6) M^(3)`

Answer

A