Question

Which of the following is an exothermic process? a) Evaporation of water b) Respiration c) Sublimation of naphthalene balls d) Electrolysis of water

Answer 1

Answer:

exothermic reactions are heat liberating reactions.

B. respiration is ur answer.

explanation:

A.in evaporation water molecules absorb heat to increase kinetic energy.

c. sublimation and freezing both are endothermic

d. During electrolysis heat is given to water and it absorbs heat to release oxygen.

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