Mol. Temp. Compound Formula Wt. State Form Unit a X 10³ bx 105 cx 108 d x 1012 Ammonium sulfate (NH4)2SO4 132.15 1 K 215.9 Kange (Units of T) 275-328 Ideal gas: exact T₂ ΔΗ = [*² C₂ (T) dT T₁ Nearly ideal gas: approximate for variable P Nonideal gas: exact only if P is constant (8.3-10a) ΔΗ͂ ΔΡ AĤ ≈ VAP + [„*² C₂(T) ₫T T2 dT Solid or liquid (8.3-10b) Liquids and Solids: Cp ≈ Cv Ideal Gases: Cp = C₁ + R T2 Δύ ≈2 C₁(T) dT Ideal gas: exact Solid or liquid: good approximation Nonideal gas: valid only if V is constant
Mol. Temp. Compound Formula Wt. State Form Unit a X 10³ bx 105 cx 108 d x 1012 Ammonium sulfate (NH4)2SO4 132.15 1 K 215.9 Kange (Units of T) 275-328 Ideal gas: exact T₂ ΔΗ = [*² C₂ (T) dT T₁ Nearly ideal gas: approximate for variable P Nonideal gas: exact only if P is constant (8.3-10a) ΔΗ͂ ΔΡ AĤ ≈ VAP + [„*² C₂(T) ₫T T2 dT Solid or liquid (8.3-10b) Liquids and Solids: Cp ≈ Cv Ideal Gases: Cp = C₁ + R T2 Δύ ≈2 C₁(T) dT Ideal gas: exact Solid or liquid: good approximation Nonideal gas: valid only if V is constant
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
Related questions
Question
100%
Calculate the change in enthalpy ΔH for 100 kg of material undergoing the following temperature and phase changes. Show your calculations in detail (including the integrations) type them out in word.
Ammonium sulfate (solid or crystalline) heated from 10 °C to 40 °C.
Transcribed Image Text:Mol.
Temp.
Compound
Formula
Wt. State Form
Unit
a X 10³
bx 105
cx 108
d x 1012
Ammonium sulfate
(NH4)2SO4 132.15
1
K
215.9
Kange
(Units
of T)
275-328
Transcribed Image Text:Ideal gas: exact
T₂
ΔΗ =
[*² C₂ (T) dT
T₁
Nearly ideal gas: approximate for variable P
Nonideal gas: exact only if P is constant
(8.3-10a)
ΔΗ͂ ΔΡ
AĤ ≈ VAP + [„*² C₂(T) ₫T
T2
dT
Solid or liquid
(8.3-10b)
Liquids and Solids: Cp ≈ Cv
Ideal Gases: Cp = C₁ + R
T2
Δύ
≈2
C₁(T) dT
Ideal gas: exact
Solid or liquid: good approximation
Nonideal gas: valid only if V is constant
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