Question: What happens with the electrons between two atoms in a polar covalent bond? a) Electrons are equally shared
b) Electrons are transferred
c) Electrons are unequally shared
d) Electrons become mobile in a ‘sea of electrons’

Becquerel expected to find ( he developed the photographic plate that had sun-exposed minerals on top of it. becquerel expected to find ( he developed the photographic plate that had been in the closed drawer.

Find the mass, in grams, of 5.00*10^23 molecules of f2

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .