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When you blow up a balloon, do you slightly warm the
Chapter 10, Problem 10E(choose chapter or problem)
When you blow up a balloon, do you slightly warm the balloon? When air is allowed to rush out of it, how, if at all, does the temperature of that expanding air change?
Questions & Answers
QUESTION:
When you blow up a balloon, do you slightly warm the balloon? When air is allowed to rush out of it, how, if at all, does the temperature of that expanding air change?
ANSWER:Step 1 of 2
When the air is blown into the balloon, the average kinetic energy of the air particle in terms of the temperature is,
Where is the gas constant and is the temperature of the gas,
Thus, the temperature of the air particles blown into the balloon is increased due to the increase in the kinetic energy.
These air particles increase the temperature of the balloon.
Hence, the balloon gets slightly warm when we blow up the same balloon.