Agirl stands on a bathroom scale. in metric units, the scale indicates that her weight is 42
newtons. this means the force of gravity is pulling her feet onto the scale with a force of 42
newtons. with what force does the scale push back up against her feet?

answerspecific gravity;

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.