Dear Candidate,

It is difficult for us to give you an explanation on our end, but after researching a bit on internet, I came across this answer for your query. There is an extended part to your query. Kindly take the part till you have your query & ignore the irrelevant part ahead. I am providing you with the link for the same, kindly look into it.

Link:- https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.chegg.com/homework-help/questions-and-answers/make-drawing-scale-coulomb-potential-barrier-encountered-alpha-decay-242cm-z-96-238pu-z-94-q22778529&ved=2ahUKEwiMsdKxvYTtAhXF4zgGHc1mDLUQFjAAegQIHhAC&usg=AOvVaw3UO1twjC2cYv04XkUcfZiI&cshid=1605440911824

Hope this helps. Thanks.