:/ just do the short answer questions! I’ll be brainlisting.

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.

How many grams of mgbr2 are needed to produce 75g or metal?

Can anyone answer these questions? ? i need it before 1: 00pm today