Question

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

acha karo baat aap majak kar ho na Sach batana mein bahut sad hu​

Answer 1

konsa mazak mein konsa mazak kar rahi hun???