Find the percent by mass concentration if the solution was prepared by dissolving 25.0 g of sugar into 100 g of water.

2b2t

explanation:

2b2t

a). in this case, dh> 0 and sd> 0. if t becomes larger, the term "-tds" will become more negative. at some point, it is possible that -dts will be more negative than the dh is positive, and the reaction will become spontaneous. this is probably the correct answer, but you should look at all of the other possibilities and make sure of that.