1.

Enamel on teeth is

Answer»

`CaCO_(3)`
`CaCI_(2)`
`Ca_(3)(PO_(4))_(2)`
`3Ca_(3)(PO_(4))_(2)(OH)_(2)`

Solution :`3Ca_(3)(PO_(4))_(2).CaF_(2)`. Flouropetite is the ENAMEL on TEETH.


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