Calculate the partial pressure of oxygen in atm that a diver breathes with a heliox mixture containing 2.0% oxygen at a depth where the total pressure is 8.8 atm. Report answer to 2 sig figs.

c. electrical charges of ionic bonds.

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.