On a summer day in breckinridge, colorado, the atmospheric pressure is 525 mmhg. what is the air pressure in west chester, pennsylvania as it relates to the pressure in colorado?
a.) higher than in colorado
b.) lower than in colorado
c.) the same as in colorado

b i think it’s a water wheel turning in a stream

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

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.