Which among the following changes are exothermic or endothermic in nature ?
A. Decomposition of ferrous sulphate
B. Dilution of sulphuric acid
C. Dissolution of sodium hydroxide in water
D. Dissolution of ammonium chloride in water
Answer:A
Which among the following changes are exothermic or endothermic in nature ?
A. Decomposition of ferrous sulphate B. Dilution of sulphuric acid C. Dissolution of sodium hydroxide in water D. Dissolution of ammonium chloride in water