A 2.5 moles sample of perfect gas at 35.6°C is isothermally expanded from 30.0 dm³ to 70.0 dm³. (a) Calculate initial pressure of the gas in bar units. (b) Calculate work done if the expansion occurs against a constant pressure of 0.825 bar. (c) Calculate work done if the expansion is reversibly.
A 2.5 moles sample of perfect gas at 35.6°C is isothermally expanded from 30.0 dm³ to 70.0 dm³. (a) Calculate initial pressure of the gas in bar units. (b) Calculate work done if the expansion occurs against a constant pressure of 0.825 bar. (c) Calculate work done if the expansion is reversibly.
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter2: The First Law Of Thermodynamics
Section: Chapter Questions
Problem 2.7E: Apistonhaving0.033 mol ofgas at 35.0Cexpands from0.77 Lto 2.00L.Calculate the work performed if...
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Transcribed Image Text:A 2.5 moles sample of perfect gas at 35.6°C is isothermally expanded from 30.0 dm³ to
70.0 dm³.
(a) Calculate initial pressure of the gas in bar units.
(b) Calculate work done if the expansion occurs against a constant pressure of 0.825
bar.
(c) Calculate work done if the expansion is reversibly.
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