Chemistry Worksheets - Chem 340, Fall 2013 Page 17
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193.10 A gaseous sample consisting of 1.00 mol molecules is described by the equation of state pV
m
= RT(1 + Bp). Initially at 373 K, it undergoes Joule–Thomson expansion from 100 atm to 1.00
−1
−1
= 5/2 R, μ = 0.21 K atm
, B = −0.525(K/T) atm
atm. Given that C
, and that these are constant
p,m
over the temperature range involved, calculate ΔT and ΔS for the gas.
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