Por que se dice que las partículas de un lingote de plomo no cambian al fundirlo y convertirlo ha estado líquido?

b.false that your answer

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.