What is the molar mass of 18.12 g of gas
exerting a pressure of 3.05 atm on the
walls of a 5.85 L container at 280 K?

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.