You needn't really worry all that much about it as saliva performs that function! Swishing with water or a fluorine rinse may help.
Also eating a diary product such as cheese after something acidic will neutralize it in the teeth and also restore the calcium in the teeth.
They can benefit the body. For example, you can take an indigestion tablet (alkali) to neutralise the acid in your stomach if you have too much. Also, by brushing your teeth you neutralise the acid in your mouth.
by mixing it with base
base
by the addition of base
any base
It will neutralise the alkali and then turn the liquid to an acid.
Yes. Ammonia is a base that will neutralize sulfuric acid.
Add a base, such as NaOH, NH3, or LiOH
by adding acid (vinegar works)
pH = 7.00 at 25oC
Adding an acid the pH decrease.
Powdered lime, to neutralise the acid.