7. Given 1 liter of water and 1 liter of gasoline, and knowing the density of water is 1.00g/ml and the density of gasoline is 0.68 g/mL, what is the difference in mass of water and gasoline? Hint:
Pay attention to units

the correct answer is a

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

2b2t

explanation:

2b2t