The half-equation for the reduction of perbromate ion is ${\mathrm{BrO}}_4^{-}+8{\mathrm{H}}^{+}+7{\mathrm{e}}^{-}\to \frac{1}{2}{\mathrm{Br}}_2+4{\mathrm{H}}_2\mathrm{O}$. How many moles of bromine are produced when 965 A of current is passed for 1400 sec through perbromate ion is