Define the term neutralisation :
(a) Give a reaction, mentioning clearly acid and base used in the reaction
(b) If one mole of a strong acid reacts with one mole of a strong base, the heat produced is always the same. Why?
Heat of Neutralisation of strong Acid and strong base is −57 KJ. The amount of heat released when 0.5 mole of HNO3 solution is added to 0.2 mole of NaOH solution is