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Concentration of OH- formed during the dissolution of NaF in water is determined as follows,

Answered: MasteringChemistry: CHE154 S X…

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter8: Electrochemistry And Ionic Solutions

Section: Chapter Questions

Problem 8.9E

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Calculate rH for the reaction 2 C(s) + 3 H2(g) + O2(g) C2H5OH() given the information below. C(s) + O2(g) CO2(g) rH = 393.5 kJ/mol-rxn 2 H2(g) + O2(g) 2 H2O() rH = 571.6 kJ/mol-rxn C2H5OH() + 3 O2(g) 2 CO2(g) + 3 H2O() rH= 1367.5 kJ/mol-rxn
5 The chemical equilibrium equation in the production of methanol from CO and Hais: {(3 -2 )2 (1-)3 =249.2 where Fis the equilibrium extent of the reaction. Determine &. 6. Gibb's free energy of one mole of hydrogen at temperature Tis: G = -RT In[(TIT)5/21J Wliere R=8.31441 J/Kis Uhe gas constaul and To=4-44418 K Delermine lhe lemperalure al wlich G= -105 J. 7. The figure shows the thermodynamic cycle of an engine. The efficiency of this engine for monatonmic gasis: In(T2/T1) -(1-T1/T2) In(T2/T1) +(1-T1/T2)/(Y-1) where Tis the absolute temperature and y =5/3. Find T2/T that results in 30% cfficicncy (n =o.3). Heating at constant valume isothermal expansion TVolume reduced by cooling 8. Water is following in a trapezoidal channel at a rate of Q=20m3/s. The critical depth y for such a channel y must satisfy the equation: Q2 1-- B = 0; 9 A2 Where this .81 m/s2. A=The cross sectional area (m2) and B-the width of the channel at the surface (m). For 6-6 the width and the cross sectional area…
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M req For the reaction E 20 H₂(g) + Cl₂(g) → 2HCl(g) AH = -185 kJ and AS = 20.0 J/K The equilibrium constant for this reaction at 261.0 K is Assume that ΔΗ° and AS are independent of temperature. Submit Answer SA 4 000 000 R F Show Hint DE LO % 5 Retry Entire Group [Review Topics] [References] Use the References to access important values if needed for this question. T G Cengage Learning Cengage Technical Support < C 6 9 more group attempts remaining Y H & 7 U 8 J I 9 K 0 0 P Previous Next Email Instructor Save a +

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MasteringChemistry: CHE154 S X session.masteringchemistry.co This Mac can't connect to iCloud I a problem with "ayanaboo10@gm Open iCloud preferences to fix this proble Later iCloud Prefe