Considering that we don ' t bar people for speeding tickets , which have more legal severity than overstaying a visa , and would have to divert money from the institution ' s mission to investigate which is why Social Security will never be means tested , there ' s not much grounds to go after residents of your community who pay their sales and property taxes just like everyone else . <| sep |> Not bad grotesque but not bad . <| sep |> When he ' s living under a bridge , sucking dicks for crack money , I will think he ' s had enough . Yeah , he wouldn ' t like sleeping under a bridge . <| sep |> I assume you ' re calculating the H 3 O for weak acids . In most cases , H 3 O can be approximated as Ka initial . Try writing the Ka expression , use the approximation , and solve for H 3 O . After that , hopefully it is clear why it ' s square root of 2 and not a factor of 2 .