Phosphorus is a chemical element with the symbol P and atomic number 15.
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10 Facts About Phosphorus
2.
Phosphorus is an element essential to sustaining life largely through phosphates, compounds containing the phosphate ion, PO4.
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3.
Phosphorus pentoxide is the acid anhydride of phosphoric acid, but several intermediates between the two are known.
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4.
Phosphorus is an essential mineral for humans listed in the Dietary Reference Intake .
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5.
Phosphorus is an important component in steel production, in the making of phosphor bronze, and in many other related products.
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6.
Phosphorus is added to metallic copper during its smelting process to react with oxygen present as an impurity in copper and to produce phosphorus-containing copper alloys with a higher hydrogen embrittlement resistance than normal copper.
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8.
Phosphorus is an essential macromineral for plants, which is studied extensively in edaphology to understand plant uptake from soil systems.
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9.
Phosphorus is a limiting factor in many ecosystems; that is, the scarcity of phosphorus limits the rate of organism growth.
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10.
Phosphorus can reduce elemental iodine to hydroiodic acid, which is a reagent effective for reducing ephedrine or pseudoephedrine to methamphetamine.
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