Post-UTME Chemistry 2018 Objective — Question 5
Question 5 of 21 from the Post-UTME Screening (Post-UTME) Chemistry 2018 Objective paper, with the correct answer and a full explanation.
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Which of the following processes is endothermic?
- A. Burning of wood
- B. Lighting a match
- C. Dilution of concentrated H2SO4
- D. Dissolution of ammonium chloride in waterCorrect
Explanation
Dissolving ammonium chloride in water is a classic endothermic process, absorbing heat from the surroundings.
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