At 298 K, the pressure (in mmHg units) of a water column
of height h (in mm units) is simply:
P(H2O()) = (1 mmHg / 13.55 mmH2O) × h
If the level of the water in the buret is 15.0 cm higher than
the level of water in the beaker, what is the gas pressure in
the buret, if PATM = 760 mmHg?