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A magnesium with a chemical formula Mg is an alkaline earth metal and the eighth-most-abundant element in the Earth's crust[2] and ninth in the known universe as a whole.
Added 5/1/2014 7:23:02 AM
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Nitrogen (N) is a common element in the universe, a gas of diatomic molecules and is colorless and odorless.
Added 5/1/2014 7:24:04 AM
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Phosphorus (P) is a mineral that makes up 1% of a person's total body weight. It is present in every cell of the body.
Added 5/1/2014 7:25:30 AM
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