Terrell wants to drive his car at a speed of 50 miles per hour for 2.75 point, His car has a fuel efficiency of 25miles per gallon. How many gallons of fuel does Terrell need for his journey?

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.