Question

give the imperical formula of calcium hydroxy apatite present in bone​

Answer 1

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Answer  Hydroxyapatite is present in bone and teeth; bone is made primarily of HA crystals interspersed in a collagen matrix—65 to 70% of the mass of bone is HA.

Chemical formula Ca10 (PO4)6 (OH)2

Explanation : Hydroxyapatite is a naturally occurring form of the mineral calcium apatite—calcium, phosphorous, and oxygen—that grows in hexagonal crystals. Pure hydroxyapatite is white in color. It makes up most of the human bone structure, builds tooth enamel, and collects in tiny amounts in part of the brain