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For the reaction CuS(s) + H2(g) → H2S(g) + Cu(s), AG°f (CuS) = -53.6 kJ/mol AG°f...
Name For the reactia 40105)-53.6 kJmol 4G9(S)-33.6 kJ/mol -53.1 klinol ΔΗ, (H2S)--20.6 kJ/mol 798 K and 1 atm pressure (assume Cus)-3.1 66.5Jk mol sand ΔΗο do not changes HS-2
Name For the reactia 40105)-53.6 kJmol 4G9(S)-33.6 kJ/mol -53.1 klinol ΔΗ, (H2S)--20.6 kJ/mol 798 K and 1 atm pressure (assume Cus)-3.1 66.5Jk mol sand ΔΗο do not changes HS-2
*** ** -305.01 -183.9 151.1 NH4NO3 (aq) -339.9 -190.6 259.8 AHºf (kJ/mol) AG°f (kJ/mol) Sº (/mol K) 0 205.1 Oxygen 02 (g) O(g) 03 (g) 249.2 231.7 161.1 142.7 163.2 238.9 Phosphorus AH° (kJ/mol) AG°f(kJ/mol) sº (/mol K) Nitrogen AH°(kJ/mol) AG°f(kJ/mol) s° /mol K) N2 (8) 0 191.6 N (g) 472.7 455.6 153.3 NH3 (g) -46.1 -16.5 192.5 NH3 (aq) -80.0 -27.0 111.0 132.0 -79.0 113.0 90.3 86.6 210.8 51.7 66.1 261.8 NH4+ (aq) NO (g) NOCI (9) NO2 (g)...
Calculate the AG" value at 500 K for the reaction given below. Is the reaction voluntary under conditions where the pressure of each H2 (g) and H20 (g) gas is 1 atm each? Cu (S) + H20 (g) → CuO (S) + H2 (g) 500K AHºf (kJ/mol) Sº (J/mol K) Cu (S). 0 33.3 H2O (g.hu -241.8 188.7 CuO (S) -155.2 43.51 H2 (g) 0 130.6
Ag can be eroded by gaseous H2S via reaction: H2S(g) + 2Ag(s) → Ag2S(s) + H2(g). Under ambient condition (i.e. 298 K, 1 atm), AfGº of Ag2S(s) and H2S(g) are -40.26 kJ.mol-? and -33.02 kJ.mol“!, respectively. Please answer: (a) Whether Ag will be eroded to form Ag2S(s) when it is exposed to a mixture of H2S(g) and H2(g) with Vhys : VH2 = 1:1 under ambient condition. (b) What is the maximum mole fraction of H2S(g) in the H2(g)/H2S(g) mixture...
1. Consider the reaction: 2NH3(g) → N2(g) + 3 H2 (8) AG = +33.3 kJ a. Is this reaction spontaneous? Explain. b. Predict the sign of AS. Explain. C. Based on your answer to part b, is this reaction exothermic or endothermic? Explain. For the reaction N2(g) + 3H2(g) 2NH3 (8) a. Using values in Appendix Cin your book, calculate AHⓇ and AS. b. Assuming that AHºand ASº don't change with temperature, calculate the value for AG at 400K Is...
For the reaction H2(g) + S(s) --> H2S(g) delta H = -20.2 kJ mol-1 and delta S =+43.1 J K-1mol-1. Which of the following statements is true? The reaction is spontaneous at all temperatures. delta G becomes less favorable as T is raised. The reaction is only spontaneous at high temps. The reaction is only spontaneous at low temps. The reaction is at equilibrium at 25 C under standardconditions. Please explain why too. Thank you, feedback will beawarded as soon...
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K, calculate the value of the equilibrium constant Kp for the reaction at 298 K. A. 7.63 x 10-7 B 660 C. 54 D. 2.74 x 104 10 E
Consider the following reaction: 2N2O5(g) 4NO2(g) + O2(g) If AH°xn = 110 kJ mol-1 and AS°,n = 454 J-K-1-mol-1 at 298 K, calculate the value of the equilibrium constant Kp...
A mixture of 0.01341 mol of CH4, 0.01170 mol of
H2S, 0.02118 mol of CS2, and 0.02835 mol of
H2 is placed in a 1.0-L steel pressure vessel at 3416 K.
The following equilibrium is established:
1 CH4(g) + 2 H2S(g) 1
CS2(g) + 4 H2(g)
At equilibrium 0.003198 mol of H2S is found in the
reaction mixture.
- Calculate the equilibrium partial pressures of CH4,
H2S, CS2, and H2.
- Calculate KP for this reaction.
For the reaction 2C(s) + H2(g) + C2H2(g); AG° = 209.2 kJ/mol at 25 °C. If the initial conditions of the reaction are: P(H2) = 128 atm and P(C2H2) = 0.0023 atm, determine the value of AG for the reaction.
(a) Consider the following reaction NH4HS(S) NH3g) H2S(g) For this reaction Kp 0.05 atm2 at 20 C. In a particular experiment, 0.06 mole of solid NH4HS is introduced into a 2.4 dm3 flask at 20 'C. Assume that the gases are ideal. Given: R 0.082 atm dm3 K-1 mol-1: R 8.314J K-1 mol-1 (i) Calculate the percent of the solid that will have decomposed at equilibrium (ii)Calculate the number of moles of ammonia that would have to be added to...