An ion is an atom or molecule with a electric charge due to the loss or gain of one or more electrons.
Hope that helps
It was the american hospital association. It was discovered in the early 1970’s
Answer:
Try taking an over-the-counter pain reliever such as acetaminophen (Panadol, Tylenol), aspirin (Bayer, Buffrin), or ibuprofen (Advil, Motrin, Nuprin). Sometimes a nap will do the trick, too. If you take medicine daily and your headaches aren't going away, tell your doctor.