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When ammonium nitrate is added to water the temperature of the water decreases. The ammonium nitrate can be recovered by evaporating the water added. What explains these observations?
- The ammonium nitrate dissolves in the water and the process is endothermic.
- The ammonium nitrate reacts with the water and the process is endothermic.
- The ammonium nitrate dissolves in the water and the process is exothermic.
- The ammonium nitrate reacts with the water and the process is exothermic.