The elements least likely to form bonds are found in which group? O 15 016 17

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

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.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?