An airtight freezer holds n moles of air at 27.3A?°C and 1.00 atm. The air is then cooled to -20.7A?°C. (a) What is the change in entropy of the air if the volume is held constant? Af— nR (b) What would the entropy change be if the pressure were maintained at 1.00 atm during the cooling? Af— nR
An airtight freezer holds n moles of air at 27.3A?°C and 1.00 atm. The air is then cooled to -20.7A?°C. (a) What is the change in entropy of the air if the volume is held constant? Af— nR (b) What would the entropy change be if the pressure were maintained at 1.00 atm during the cooling? Af— nR
Chapter4: The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 43P: Two hundred joules of heat are removed from a heat at a temperature of 200 K. What is the entropy...
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An airtight freezer holds n moles of air at 27.3A?°C and 1.00 atm. The air is then cooled to -20.7A?°C.
(a) What is the change in entropy of the air if the volume is
held constant?
Af— nR
(b) What would the entropy change be if the pressure were
maintained at 1.00 atm during the cooling?
Af— nR
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