Question

Which example is an exothermic reaction?

Responses

dissolving ammonium nitrate in water

dissolving ammonium nitrate in water

boiling water
boiling water

dissolving sugar in water

dissolving sugar in water

burning a candle

Answers

GPT-4o mini
The example of an exothermic reaction among the options provided is **burning a candle**.

Exothermic reactions release heat, whereas dissolving ammonium nitrate in water and dissolving sugar in water are endothermic processes that absorb heat. Boiling water is also not exothermic; it involves a phase change that requires heat input.