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Nonpoint source pollution is difficult to control because it

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg