Need asap ! density refers to a physical property that is measured using a ratio of divided by so that two objects of the same size can still have very different density. a. mass, volume b. height, width c. weight, height d. concentration, mass

A. mass, volume.

Remember this:

A heart split in half: The top resembles an M while the bottom resembles a V

That's mass over volume

Hope this helps! <3

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.