For a reaction both `DeltaH` and `DeltaS` are positive.Under what conditions does the reaction occur spontaneously?

Explanation

The reaction will be spontaneous only when `TDeltaS gt DeltaH`
`DeltaG = DeltaH - TDeltaS`
`= (+) -T(+)`
For `DeltaG` to be negative, `TDeltaS` must be `gt DeltaH`.