Which substance is one that cannot be separated or broken down into simpler substances by chemical means? a table salt b gold wire c candle wax d water vapor

pie chart because it is in percents ( % )

the correct answer would be d. hope this !

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.