Typically, when a person coughs, he or she first inhales about
2.10 L of air at 1.00 atm and 25 ∘C. The epiglottis and the vocal
cords then shut, trapping the air in the lungs, where it is warmed
to 37 ∘C and compressed to a volume of about 1.70 L by the action
of the diaphragm and chest muscles. The sudden opening of the
epiglottis and vocal cords releases this air explosively. Just
prior to this release, what is...