Complete these sentences by selecting the correct answers from the drop-down menus. After one half-life,___ % of the atoms will change to a stable isotope and___% will remain radioactive.

After three half-lives,___% of the atoms will change to a stable isotope and___ % will remain radioactive

Where are the following questions

Hope the image of the frequency formula

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.