Sagar - Microbes →
So
(c) Acids
(d) Dentine
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Answer:
Answer is acid.
Explanation:
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Answer:
a)Acids = Acid is a molecule or ion capable of donating a proton, or, alternatively, capable of forming a covalent bond with an electron pair.
b) Dentine = Dentin or dentine is a layer of material that lies immediately underneath the enamel of the tooth.
Answer :- acid
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