Question

Anslues in one word
Ball His hardest subalance in our body
It is the layer under the enamel
wall Dontine
It is the softest part of the tooth​

Answer 1

Answer:

(a) The compound 'P' is calcium phosphate.

(b) It undergo damage when the bacteria present in the mouth work on the left over food particles and produce acid.

To prevent tooth decay, toothpastes (basic) are used which neutralises the excess acid

Explanation:

HOPE IT HELPS

MARK ME AS BRAINLIEST

PLSSS...