What does it mean if Keg = 1? O A.
All of the reactants have turned into products in the reaction.
O B. Reactants are favored over products in the reaction.
O C. Products are favored over reactants in the reaction.
O D.
Products and reactants are equally favored in the reaction.

it is a solid

explanation:

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.