Question

a solution which retains the change in PH value on addition of small amount of an acid or base is called ​

Answer 1

⚫️ Ur Answer Is:

A solution which retains the change in PH value on addition of small amount of an acid or base is called A BUFFER...

✌✌✌✌✌✌✌

HOPE IT HELPS...

Answer 2

ACIDIC SOLUTION FOR INCREASE OR TENFOLD DILUTION IS REQUIRED FOR DECREASE