Question

What is meant by neautralisation of an acid by a base

Answer 1

neutralization is the process in which both the acids and bases combine together chemically.salts are formed as a result of this process..
strong acid+week base=acidic salts
strong base +week acid=basic salts

Answer 2

when acid and base react with each other they form salt and water

acid when added to the base they neutralize the effect of each other