When ammonium chloride is dissolved in water in a test tube, the tube feels colder...

Chemistry

WAEC 1993

When ammonium chloride is dissolved in water in a test tube, the tube feels colder showing that

A. the solution is unsaturated
B. sublimation has ocurred
C. ammonia gas is evolved
D. the process is endothermic
E. condensation has occurred

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Correct Answer: Option D

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When ammonium chloride is dissolved in water in a test tube, the tube feels colder...

Correct Answer: Option D

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