The reaction
SO2(g)+2H2S(g)⇌3S(s)+2H2O(g) is the basis of a suggested method for removal of SO2 from power-plant stack gases.The values below may be helpful when answering questions about the process.
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Part A
Calculate the equilibrium constant Kp for the reaction at a temperature of 298
Part D
Using relative enthalpy and entropy values, determine how the process is affected after each of the following temperature or pressure changes? Consider that a more effective reaction produces more product or more product in a shorter amount of time.
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The reaction SO2(g)+2H2S(g)⇌3S(s)+2H2O(g) is the basis of a suggested method for removal of SO2 from power-plant...
The reaction SO2(g)+2H2S(g) ⇌ 3 S(s)+2H2O(g) is the basis of a suggested method for removal of SO2, a pollutant that irritates airways causing coughing, from power-plant stack gases. The values below may be helpful when answering questions about the process. Substance ΔG∘f (kJ/mol) ΔH∘f (kJ/mol) H2O(g) −228.6 −241.8 H2O(l) −237.1 −285.8 SO2(g) −300.4 −296.9 SO3(g) −370.4 −395.2 H2S(g) −33.01 −20.17 S(s) 0 0 PART A: Calculate the equilibrium constant Kp for the reaction at a temperature of 298 K. Express...
34. At volcanic sites, sulfur is formed via the following reaction. 2 H2S(g) +SO2(g) = 3S(s) +2 H20(g) a. Calculate the equilibrium constant, K, for this reaction at 25°C. 4 Gº (kJ/mol H2S (8) SO2) H20 (8) -33.0 -300.4 -228.6 s, b. Predict whether sulfur formation becomes more or less favorable as temperature increases. Explain. C Sulfur dioxide is a pollutant released by power plants. Would this reaction be suitable for removing SO2 from power plant waste?
Consider the following reaction: 2H2S(g)+SO2(g)⇌3S(s)+2H2O(g) A reaction mixture initially containing 0.480 M H2S and 0.480 M SO2 was found to contain 1.0×10−3 M H2O at a certain temperature. A second reaction mixture at the same temperature initially contains [H2S]= 0.255 M and [SO2]= 0.325 M . Calculate the equilibrium concentration of H2O in the second mixture at this temperature. Express your answer using two significant figures.
Consider the following balanced chemical equation: 2H2S(g) + SO2(g) → 3S(s) + 2H2O(g) a. How many moles of H2S must react to form 4.18 moles of S? _ moles H2S b. How many moles of SO2 must react to form 4.18 moles of S? _ moles SO2 c. How many moles of H2S must react to form 4.18 moles of H2O? _ moles H2S d. How many moles of SO2 must react to form 4.18 moles of H2O? _ moles...
(1) Consider SO2 (g) + 2H2S(g) = 3(g) + 2H2O(1) AH : (i) SO2 (g) = -296.8 KJ/mol (ii) H2S (g) = -20.4 KJ/mol (iii) H20 (1) = -285.84 KJ/mol AH for the above reaction is: (a) 234.08 KJ (b)-234.08 KJ (c) 31.36 kJ (d) -31.36 KJ (e) None (2) The above reaction is (a) Endothermic (b) Exothermic (c) entropic (3) in k = Ae Ea/RT, Ea is (a) Activation Energy (b) 8.314 J/mol.K (c) Rate constant (4) In a...
Given the following reaction at 298 KK: 2H2S(g)+SO2(g)→38S8(s)+2H2O(g)2H2S(g)+SO2(g)→38S8(s)+2H2O(g) ΔrG∘ΔrG∘ =−102kJmol−1 Calculate ΔrGΔrG under the following conditions: PH2SPH2S = 2.00 bar; PSO2PSO2 = 0.165 bar; PH2OPH2O = 1.246 bar
6. Calculate the AG for the reaction; 2H2S (g) + SO2 (g) = 3Srhombic (s) + 2H20 (g) for the following conditions at 25 °C: P (H2S) = 1.0 x 10-4 atm P (SO2) = 1.0 x 10-2 atm P (H2O) = 3.0 x 10-2 atm
Use the given data at 500 K to calculate ΔG°for the reaction 2H2S(g) + 3O2(g) → 2H2O(g) + 2SO2(g) Substance H2S(g) O2(g) H2O(g) SO2(g) ΔH°f(kJ/mol) -21 0 -242 -296.8 S°(J/K·mol) 206 205 189 248
Find AH®rxn for the reaction 2Ag2S(s) + 2H2O(0) - 4Ag(s) + 2H2S(g) + O2(g). [AH°F (Ag2S(s)) = -326 kJ/mol; AH+ (H2S(g)) = -20.5 kJ/mol; AHT (H2000) = -285.5 kJ/mol] O 575.2 kJ/mol 0 565.2 kJ/mol O None of the above O 585.2 kJ/mol 0 595.2 kJ/mol
1).From the following enthalpy changes, S (s) +3/2 O2 (g) 2 SO2 (g) SO3 (g) O2 (g)2 SO3 (g) AH =-395.2 kJ AHo 198.2 kJ Calculate the value of AHo for the reaction by using Hess's law of Heat Summation S(s) O2 (g) SO2 (g) 2) Oxyacetylene torches are fueled by the combustion of acetylene, C2H2. 4 CO2 (g) +2 H20 (g) 2 C2H2 + 5 O2 (g) If the enthalpy change for the reaction is -2511.14 kJ/mol, a) How...