Question

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

(a) i and ii (b) ii and iii (c) i and iv (d) ii and iv

Answer 1

Answer:

sublimation of camphor

Explanation:

because it is an outer change which accurs due to chemical reaction

Answer 2

Answer:

1. Reaction of water with quick lime .

Explanation:

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