Q5(a) A system formed initially of 2 mol CO2, 5 mol H2 and 1 mol CO undergoes the reactions: (b) CO2 (g) + 3H2 (g) -> CH3OH (g) + H2O (g) CO2 (g) + H2(g) ← CO (g) + H2O(g) Show an expression for the mole fractions as a function of reaction coordinates,ɛ, of the reacting species for the two reactions. (6 marks) The following reaction reaches equilibrium at 773.15 K and 2 bar. 4HCl (g) + O2(g) → 2H2O (g) + 2Cl2 (g) The system initially contains 5 mol HCI and 1 mol O2. Assuming that the standard heat of reaction is constant in the temperature range 273.15 K to 773.15 K and the reaction occurs in the ideal gas phase, determine: 8.314 J/mol.K; Given; R AH° 298 O2 AH° 298 Cl2 = 0 AG° 298 O2 AG° 298 Cl2 = 0 (i) The equilibrium constant, K. (ii) The degree of conversion,ɛ, at equilibrium.
Q5(a) A system formed initially of 2 mol CO2, 5 mol H2 and 1 mol CO undergoes the reactions: (b) CO2 (g) + 3H2 (g) -> CH3OH (g) + H2O (g) CO2 (g) + H2(g) ← CO (g) + H2O(g) Show an expression for the mole fractions as a function of reaction coordinates,ɛ, of the reacting species for the two reactions. (6 marks) The following reaction reaches equilibrium at 773.15 K and 2 bar. 4HCl (g) + O2(g) → 2H2O (g) + 2Cl2 (g) The system initially contains 5 mol HCI and 1 mol O2. Assuming that the standard heat of reaction is constant in the temperature range 273.15 K to 773.15 K and the reaction occurs in the ideal gas phase, determine: 8.314 J/mol.K; Given; R AH° 298 O2 AH° 298 Cl2 = 0 AG° 298 O2 AG° 298 Cl2 = 0 (i) The equilibrium constant, K. (ii) The degree of conversion,ɛ, at equilibrium.
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Q5(a) A system formed initially of 2 mol CO2, 5 mol H2 and 1 mol CO undergoes the
reactions:
(b)
CO2 (g) + 3H2 (g)
->
CH3OH (g) + H2O (g)
CO2 (g) + H2(g)
←
CO (g) + H2O(g)
Show an expression for the mole fractions as a function of reaction
coordinates,ɛ, of the reacting species for the two reactions.
(6 marks)
The following reaction reaches equilibrium at 773.15 K and 2 bar.
4HCl (g) + O2(g) → 2H2O (g) + 2Cl2 (g)
The system initially contains 5 mol HCI and 1 mol O2. Assuming that the
standard heat of reaction is constant in the temperature range 273.15 K to
773.15 K and the reaction occurs in the ideal gas phase, determine:
8.314 J/mol.K;
Given; R
AH° 298 O2
AH° 298 Cl2 = 0
AG° 298 O2
AG° 298 Cl2 = 0
(i)
The equilibrium constant, K.
(ii)
The degree of conversion,ɛ, at equilibrium.
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