A solution is prepared by dissolving solute A in solvent B, and it is found that Δmix H > 0; this indicates that :
1
A-B interaction is same as in A-A and B-B interactions in the pure liquids.
2
A-B interaction is less as compared to A-A and B-B interactions in the pure liquids.
3
A-B interaction is more as compared to A-A and B-B interactions in the pure liquids.
4
None of the above