1.

Which of the following are exothermic processes ? (i) Reaction of water with quick lime (ii) Dilution of an acid (iii) Evaporation of water (iv) Sublimation of camphor (crystals)

Answer»

(i) and (ii)
(ii) and (III)
(i) and (iv)
(iii) and (iv)

SOLUTION :Heat is EVOLVED only when water reacts with quick LIME when the acid is diluted with water.


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