A lungful of air (339 cm3 ) is exhaled into a
machine that measures lung capacity. If the
air is exhaled from the lungs at a pressure
of 1.61 atm at 43.6
◦C but the machine is at
ambient conditions of 0.958 atm and 23 ◦C,
what is the volume of air measured by the
machine?
Answer in units of cm3
.

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?

How can parts of a solution be separated by chromatography?