A gas at 50° C with a relative humidity of 100% is cooled to 37° C. Which of the following will occur? 1. Condensation on surfaces 2. Visible droplet formation 3. Warming of the adjacent air
a. 1, 2, and 3
b. 1 and 2 only
c. 1 and 3 only
d. 2 and 3 only
ANS: A
Condensed moisture deposits on any available surface, such as on the walls of a container or de-livery tubing, or even on particles suspended in the gas. Condensation returns heat to and warms the surrounding environment, whereas vaporization of water cools the adjacent air.
Health Professions
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