Consider the following reaction: 2NO(g) + O2(g) = 2NO2(g) Calculate AG for this reaction at 126 °C under the following conditions. 1 Substance Af H° (kJ mol¯¹) Af S° (J K-¹ mol−¹) NO(g) 91.3 210.8 O2(g) 0 205.2 NO2(g) 33.2 240.1 Part A PNO(g) = 0.329 bar PO2(g) = 0.261 bar PNO2(g) = 0.887 bar Express your answer in kilojoules per mole to one decimal place. - ΜΕ ΑΣΦ A,G= 61.9 Submit Previous Answers Request Answer ? kJ mol-1

Consider the following reaction: 2NO(g) + O2(g) = 2NO2(g) Calculate AG for this reaction at 126 °C under the following conditions. 1 Substance Af H° (kJ mol¯¹) Af S° (J K-¹ mol−¹) NO(g) 91.3 210.8 O2(g) 0 205.2 NO2(g) 33.2 240.1 Part A PNO(g) = 0.329 bar PO2(g) = 0.261 bar PNO2(g) = 0.887 bar Express your answer in kilojoules per mole to one decimal place. - ΜΕ ΑΣΦ A,G= 61.9 Submit Previous Answers Request Answer ? kJ mol-1

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Consider the following reaction, where AG =-625 J at 300 C, 2 XOG) + Oz(g) 2 X02(g) a) Determine K, at 300 °C. b) Calculate AG° at 300 °C when P(XO) = 8.0x10-4 atm, P(O2) = 0.072 atm, and P(XO2) = 9.0 atm. %3D c)Is the reaction spontaneous when carried out under the conditions in (b)? How do you know? (no points for guessing) d) At 0.00 °C, AG" = 17000 J/mol. Calculate AH and AS.
What is the entropy change for the universe, DeltaSuniv (in J/K), when the reaction give below occurs at 425 K? 2 N2O (g) --> 2 N2 (g) + 2 O2 (g) DeltaHorxn= -165 kJ Som[N2O(g)] = +219 J/mole x K Som[N2 (g)] = +192 J/mole x K Som[O2 (g)] = +205 J/mole x K
53. Please show the process of cancelling out the function of ln. thank you
c
7. What is ΔG° at 500.0 K for the following reaction? You need to show your works. Zn(s) + H2O(g) →ZnO(s) + H2(g) Substance ΔH°f (kJ/mol) at 298 K S° (J/(mol∙K)) at 298 K Zn(s) 0 41.6 H2O(g) –241.8 188.7 ZnO(s) –350.5 43.7 H2(g) 0 130.6 A. 92.0 kJ B. –136.7 kJ C. –80.7 kJ D. –92.0 kJ E. 80.7 kJ
-) Phosphorous and chlorine gases combine to produce phosphorous trichloride: P2(g) + 3C12(g) → 2PC13(g) AG° at 298 K for this reaction is -642.9 kJ/mol. At 298 K for a reaction mixture that consists of 2.0 atm P2, 2.0 atm Cl and 1.0 atm PC13 what is the value of AG?
Calculate A,G° at 25 °C for the formation of 1.00 mol of C2H5 OH(g) from C2H4(g) and H20(g). Use this value to calculate K, for the equilibrium. C2H4 (g) + H2O(g) 2 C,H;OH(g) Use the following data: kJ A;G*, mol C2H4 (g) H2O(g) C2H; OH(g) 68.35 -228.59 -168.49 Kp The v value of A,G' and the v value of Kp indicate that the reaction is product-favored.
A student determines the value of the equilibrium constant to be 2.69×10-10 for the following reaction.Fe2O3(s) + 3H2(g)2Fe(s) + 3H2O(g)Based on this value of Keq:G° for this reaction is expected to be (greater, less) fill in the blank than zero.Calculate the free energy change for the reaction of 2.05 moles of Fe2O3(s) at standard conditions at 298K. G°rxn = ____kJ
Calculate the AH°, AS°, and AG° at 298 K for the following reaction: (Use the values found in Thermodynamic Properties to calculate your answers for questions a and b.) Al2O3(s) + 3 C(graphite) + 3 Cl₂(g) → 2 AICI 3(s) + 3 CO(g) 4.0 -64 a) ΔΗΟ kJ/mol b) AS° ✓ J/K.mol kJ/mol (Determine from the temperature, AH and AS) c) AGO 4.0 76.9 4.0 -89 (d) Is the reaction extensive at standard conditions and 298 K? O Yes O NO (e) Write the expression for K. (Format example: Kp = pHC12 / pH₂. pCl₂ would be entered as K_{p} = pHCI^{2}/pH_{2}. pCl_{2}.) Help chemPad XX (PCO)3 (pCl₂)³ ← Greek (PCO)^3/(pCl_2)^3 Your answer provides a different type of equation than was expected. (f) Calculate the value of K at 298 K 2.51e-16 X (Please answer to 3 significant figures.) (g) Estimate the value of K at 600 K. 1.79e-8 X (Please answer to 3 significant figures.)
Incomplete combustion of hydrocarbons produces the toxic gas Carbon monoxide can be eliminated by the reaction shown: CO + H2O ⇌ CO2 + H2 ΔH° = −41.0 kJ/mol and ΔS° = −42.3 J cal/(mol·K) at 25°C and 1 atm. What is ΔG° for this reaction? (What is ΔG if the gases have the following partial pressures: P(CO) = 1.3 atm, P(H2O) = 0.8 atm, P(CO2) = 2.0 atm, and P(H2) = 1.3 atm? What is ΔG if the temperature is increased to 150°C assuming no change in pressure?
Consider the following rection: 2 A(g) + B2(g) ⇌ 2 AB(s) If Kc for the reaction is 0.271 and ΔH° for the reaction is 5.17 kJ at 493.6 What is the value of Kc at 1,162.1 oC ? (R=8.314 j/molK) Report your answer with three decimal. Enter numbers only; do not enter units.