A solution is prepared by diluting ${10}^{-3}$ moles of NaA to $1L$ with distilled water. Calculate the $pH$ at equilibrium and the equilibrium concentration for each chemical species in the water.

Other information: $1.$ NaA will be completely dissociated.

$HA=H^{+}+A^{-},p{K}_o=5\mathrm{.}0$