if i initially have a gas at a pressure of 12.0atm, a volume of 23 liters and a temperature of 20.0 °c and then i raise the pressure to 140kpa and increase the temperature to 80.0°c what is the new volume of gas

answeridentity;

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.