Write the balanced equation when butane (C4 H10) gas burns to produce carbon dioxide and liquid water. After you have written and balanced the equations how many molecules of water are produced?

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.