1. Which argument can BEST be made about the motion of the baseball and the motion of the can when the baseball hits the can

answer; i believe that the correct answer is (a) potassium(k)

the answer is option a.

answer: atomic mass was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

explanation:

originally atomic mass was used to arrange elements on the periodic table from left to right in a row. each column then shows similar properties of elements of a group.

in modern periodic table, the atoms are arranged in increasing atomic number. as atomic number represents the number of protons in an atom which is unique for every atom.