PCHEMCONCEPTS_Overall

Joule thomson experiment linde process of cooling

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Unformatted text preview: ume. •  Ideal Gases: U and H are only a func;on of T •  Comparison of ΔH and ΔU for a variety of processes in closed systems or for isothermal, for constant volume or constant pressure processes. Differences between, on one hand, gases (where generally ΔH ≠ ΔU) and on the other hand, liquids and solids (for which, unless P is very high, ΔH = ΔU). Day # 11: Fall 2011 •  NO LECTURE…REVIEW SESSION THE DAY BEFORE Day # 12: Fall 2011 •  TEST #1 Day 13: Fall 2011 •  Deriva;on of w, q, ΔU and ΔH for Isothermal Expansion/ Compression of Ideal Gases (3 cases: Free expansion, Reversible Comp/Exp and Comp/Exp against const Pext). Rela;on between ini;al and final state variables (PAVA = PBVB). •  Deriva;on of w, q, ΔU and ΔH for Isochoric (constant V) or Isobaric (constant P) Hea;ng or Cooling of Ideal Gases. •  Deriva;on of w, q, ΔU and ΔH for Adiaba;c Expansion/ Compression of Ideal Gases (3 cases: Free expansion, reversible C...
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This note was uploaded on 01/26/2014 for the course CHEM 3615 taught by Professor Aresker during the Spring '07 term at Virginia Tech.

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