Do it ok it ok plz.. This question has not been answered yet! Don't worry! You can check out similar questions with solutions below Do it ok Solve it now It's very urgent Plz plz plz plz plz plz plz ... Why did E.V.ramaswami niccher leave the congress?plz give ... can u give some ideas for science model.......if u have send ... A reaction completes 50% in 2 hrs and 75% in 4 hrs.what is ...