The most common oxygen is an atom with 8 protons and 8 neutrons what is the mass of this isotope

answer: h+ its less than oh

explanation:

by cartels in other countries, shipped by air, mail, or land. i cant really see your answer choices : /

b.final

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >