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प्रश्न
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)
पर्याय
(i) and (ii)
(ii) and (iii)
(i) and (iv)
(iii) and (iv)
MCQ
उत्तर
(i) and (ii)
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