Question

( Short Answer (SA) Type
Which among the following changes are
exothermic or endothermic in nature?
(i) Decomposition of ferrous sulphate
(ii) Dilution of sulphuric acid
(iii) Dissolution of sodium hydroxide in
water
(iv) Dissolution of ammonium chloride in water​

Answer 1

Answer:

exothermic are: (ii), (iii),

endothermic are: (i), (iv)