There are long mountain belts that divide the sea floor and generate new sea floor as magma rises and erupts onto Earth's surface. What are these mountain belts known as? a)
magnetic poles
b)
mid-ocean ridges
c)
ocean trenches
d)
subduction zones

more info ? ? i don't understand what the question is

explanation:

nacl or sodium chloride is an ionic compound. this is because an ionic compound pertains to a compound that consists of positively and negatively charged ions. in this case, na (sodium) has a tendency to lose one electron when it reacts with with other atoms, so the resulting sodium ion contains 11 protons and 10 electrons, thus making it positively charged (na+), when chlorine reacts, it usually gains one electron to form an ion called chloride, thus making it negatively charged ( since the ions are oppositely charged, they attract.