Different forms of this element are often used in a type of radiometric datingthat determines the ages of objects up to about 40,000 years. o a) argonob) carbono c) uraniumod) potassium

b..

is the correct one

explanation:

covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.

answer7,570,82356 cubic centimeters;