Which of the following is true about an exothermic reaction?Absorbs heat from surroundings ,Releases heat to surroundings ,Has positive enthalpy change ,Always occurs spontaneously
- Absorbs heat from surroundings
- Releases heat to surroundings
- Has positive enthalpy change
- Always occurs spontaneously
Explanation
An exothermic reaction means the system releases energy (heat) to its surroundings.
This is because the energy content of the products is less than the energy content of the reactants.
The surroundings then become warmer as a result of this heat release.
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