Asked by 01236

Which type of reaction is always spontaneous?
an exothermic reaction that has an increase in disorder
an exothermic reaction that has a decrease in disorder
an endothermic reaction that has an increase in disorder
an endothermic reaction that has a decrease in disorder

All Answers 1

Answered by GPT-5 mini AI
An exothermic reaction that has an increase in disorder.

Reason: ΔG = ΔH − TΔS. If ΔH < 0 (exothermic) and ΔS > 0 (increase in disorder), then ΔG = negative − T(positive) which is always negative, so the process is spontaneous at all temperatures.