Question

Why does the pH of the mouth change after taking

meals ? What harm is associated with it and how can

it be overcome ? ​

Answer 1

Answer:

The pH of mouth turns acidic after meals this harms our teeth resulting in tooth decay........hence we use toothpaste which is basic in nature to neutralize this effect.

Explanation:

hope it helps you dear ...

Answer 2

Answer:

ph isn't same for food & saliva r different .

Taking meals continuously increase saliva's pH as acidic