Question

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 1

Answer:

a

Explanation:

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Answer 2

answer:

a. Decomposition of ferrous sulphate

explanation:

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