alleryStart learning →Tooth decay involves dissolution in acid of the enamel compound
ACaCO3 (calcite)
BNaCl (salt)
CCa5(PO4)3OH
DCaSO4 (gypsum)
Answer & Solution
Correct answer: C. Ca5(PO4)3OH
Enamel is hydroxyapatite, which dissolves in acidic medium.
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