Answer: The nonpolar covalent bond happens in an O₂ molecule.
Explanation: Nonpolar bonds happen where there's no difference between the polarity of the atoms involved. This usually happens when the same atoms bond to each other, which explains why the O₂ molecule is the one who has this bond.
Answer: 51.9961 g/mol, don't know if it helps :)
Explanation:
32 electrons. as the orbitals get father away from the nucleus, they hold more electrons.