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

By: |Published on: Aug 23|Categories: Chemistry WAEC| 0 comments

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

Correct Answer:

Option D – the process is endothermic

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