Recent content by mrcake

Is it right?

hi thanks for reply, but what does water have to do with the proton of the hydrogen atom

First of all i want is to check if my answer is right or not because i am really not sure about my answer. Because the length is given in the form of a diameter we will divide that by 2 so we get it in the form of radius, 2.4fm / 2 = 1.2fm = r Then we will convert the radius from "fm" to "m" so...