HW#$9($individual$)$ : $E_g$ of the following nanocomposites?

UV$/$Vis Absorption measurements for $Ti{O}_2-(x)ZnF{e}_2{O}_4$ nanocomposites, where $x=$ Different amount of $ZnF{e}_2{O}_4*x=1)0\mathrm{.}01($dark green$),2)0\mathrm{.}05($light green$),3)0\mathrm{.}1($chocolate$),4)0\mathrm{.}15($pink$),5)0\mathrm{.}20($orange$)6)$ Pure $Ti{O}_2($navy$).$

$6pts$