CH-1247
Exothermic and endothermic reactions
Chemistry · Secondary 4 · Medium · Exothermic and endothermic reactions
When solid ammonium nitrate is dissolved in water, the temperature of the solution decreases.
Which statement about this process is correct?
Which statement about this process is correct?
- The process is endothermic because heat is absorbed from the surroundings.
- The process is exothermic because heat is released to the surroundings.
- The process is exothermic because the temperature of the solution decreases.
- The process is endothermic because the temperature of the solution increases.
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