The Bronsted-Lowry acid-base theory was based on which of the following?

Write true or false for the following statement:
The process of dissolving an acid or a base in water is a highly exothermic process.

What is correct for an acidic aqueous solution?

$(a)$ State in tabular form the name of the acid and base from which the following salts are formed. Also,mention the nature of the salt,whether it is acidic or basic?
$(i)$ Sodium acetate.
$(ii)$ Ammonium sulphate.

What happens when nitric acid is added to an egg shell?

At which value of $pH$ of the inner side of the mouth does the decay of teeth take place?