How does the size of a magnesium ion with a 2 charge compare with that of a sodium ion with a single charge

D. most models represent a real world object in a simpler way

Yes she is correct. the answer is completely correct

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.