Work Step by Step
If $\Delta G$ is negative then a reaction is spotaneous. Since $\Delta G=\Delta H-T\Delta S$, $\Delta G$ can be negative even if $ \Delta H$ is positive.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.