Which energy source has no greenhouse gas emissions but has waste products that present a health hazard for humans?.

the answer is :

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

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.