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QUESTION 31 (5 marks) The equilibrium constant at 37°C for the reaction...
Equilibrium and ICE Table 1) The equilibrium constant (KC) at 1280 °C for the following reaction...
Equilibrium and ICE Table 1) The equilibrium constant (KC) at 1280 °C for the following reaction is 1.1 x 10-3. What are the equilibrium concentrations for Br2(g) and Br(g) if the initial concentration of Br2 is 0.125 M? Br2(g) ⇌ 2 Br(g) 2) Consider the reaction for the decomposition of H2S at 800 °C where the KC is 1.67 x 10-7. In a 0.5 L reaction vessel the initial concentration of H2S is 0.0125 mol at 800 °C. What are...
Please answer all six thanks 1) The equilibrium constant for the following reaction is 2.90×10-2 at...
Please answer all six thanks 1) The equilibrium constant for the following reaction is 2.90×10-2 at 1.15×103K. 2SO3(g) ------------------->2SO2(g) + O2(g) If an equilibrium mixture of the three gases in a 17.3 L container at 1.15×103K contains 0.437 mol of SO3(g) and 0.422 mol of SO2, the equilibrium concentration of O2 is M. 2) A student ran the following reaction in the laboratory at 1100 K: 2SO3(g) -------------------->2SO2(g) + O2(g) When she introduced 7.74×10-2 moles of SO3(g) into a 1.00 liter...
A reaction A ( aq ) + B ( aq ) − ⇀ ↽ − C...
A reaction A ( aq ) + B ( aq ) − ⇀ ↽ − C ( aq ) has a standard free‑energy change of − 5.46 kJ / mol at 25 °C. What are the concentrations of A , B , and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively? How would your answers change if the reaction had a standard free‑energy change of + 5.46...
Equilibrium Concentrations for a Simple Addition Reaction At a certain temperature K = 1.10x103 for the reaction: Fe3+(...
Equilibrium Concentrations for a Simple Addition Reaction At a certain temperature K = 1.10x103 for the reaction: Fe3+(aq)SCN"(aq) FeSCN2+(aq) 5.00x102 mol of Fe(NO3)3 is added to 8.70x 10-1 L of 1.84 x 10-1 M KSCN. Neglecting any volume change and assuming that all species remain in solution--: Calculate the equilibrium concentration of Fe3+ (in mol/L) mol/L 1 pts 提交答案 Tries 0/8 Calculate the equilibrium concentration of SCN (in mol/L). mol/L 1 pts [提交答案 Tries 0/8 Calculate the equilibrium concentration of...
problem #9 Calculate the equilibrium constant for the following reaction at 25°C. 2H2(g) + O2(g) 2H20cv)...
problem #9 Calculate the equilibrium constant for the following reaction at 25°C. 2H2(g) + O2(g) 2H20cv) Given the following standard free-energy: H2O , -237.2 KJ/mol at 25°C. Problem #10. Given the following data at 25°C: substance sº (J/mol.K) AH', (KJ/mol) 240.45, 33.8 304.33 9.66 NO 249) N2O160) (a) Calculate the value of A Gº for the following reaction at 25°C: 2 NO2(9) N20 (9) (b) Is the formation of NO a spontaneous process at 25°C and standard-state conditions? (a) What...
A student determines the value of the equilibrium constant to be 8.47x10-37 for the following reaction....
A student determines the value of the equilibrium constant to be 8.47x10-37 for the following reaction. H2S(g) + 2H20(1)—+3H2(g) + SO2(g) Based on this value of Keg: AGº for this reaction is expected to be (greater, less) than zero. Calculate the free energy change for the reaction of 2.06 moles of H2S(g) at standard conditions at 298K. AGºrxn = kJ
56,57,58,59,60,61,62 56) For the reaction 3H2(g) + N2(g)s-2NH(g), determine the equilibrium constant at 600°C if at this temperature, the equilibrium concentrations are: [N2 453 M; H:-2.49 M and [...
56,57,58,59,60,61,62
56) For the reaction 3H2(g) + N2(g)s-2NH(g), determine the equilibrium constant at 600°C if at this temperature, the equilibrium concentrations are: [N2 453 M; H:-2.49 M and [NHs] 7.62 M 57) When a sample of aqueous hydrochloric acid was neutralized with aqueous sodium hydroxide in a calorimeter, the temperature of 100.0 g of water surrounding the reaction increased from 25.0°C to 31.50. If the specific heat of water is 1.00 calV(g.°C), calculate the quantity of energy in calories involved...
Please help with this question 5. Using the Reaction, Initial, Change, Equilibrium (RICE) table started for...
Please help with this question
5. Using the Reaction, Initial, Change, Equilibrium (RICE) table started for calculating equinor concentrations of the reaction shown. what is the expression for the equilibrium constant 2NOCI(g) S 2NO(g) + Cl2(g) [NOCIJ [NO] (C12] 0.20 M OM ом NOCH N ICHT d. 2 + (0.2-2x) e. 4x² (0.2–2x)2 x3 (0.2-x)? 4x 4x3 (0.2x)
I ACCIDENTALLY ASKED THE SAME QUESTION TWICE. PLEASE DO NOT ANSWER A reaction A(aq) +B(aq)C(aq) has a standard free-en...
I ACCIDENTALLY ASKED THE SAME QUESTION TWICE. PLEASE DO NOT
ANSWER
A reaction A(aq) +B(aq)C(aq) has a standard free-energy change of-3.38 kJ/mol at 25 °C. What are the concentrations of A, B, and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively? [A] м [B М [C М How would your answers change if the reaction had a standard free-energy change of +3.38 kJ/mol? There would be no...
1. Write down the equilibrium constant expressions, Ke and K, for each of the following reactions:...
1. Write down the equilibrium constant expressions, Ke and K, for each of the following reactions: (a) H(g)Cl(g) 2 HCl(g) (b) 2 C(s)+O2(g) 2 CO(g Ag (aq)Cl(aq) (c) AgCl(s) (d) 2 O(g) 3 0:(g) 2. A 1.0 L evacuated flask was charged with 0.020 mol of N,O, and 0.060 mol of NO2 at 25.0 C. After equilibrium was reached the NO2 concentration was found to be 0.0140 M. What is the equilibrium constant Ke for the reaction? N2O4(g) 2 NO:(g)...
Equilibrium Concentrations for a Simple Addition Reaction At a certain temperature K = 1.10x103 for the reaction: Fe3+(aq)SCN"(aq) FeSCN2+(aq) 5.00x102 mol of Fe(NO3)3 is added to 8.70x 10-1 L of 1.84 x 10-1 M KSCN. Neglecting any volume change and assuming that all species remain in solution--: Calculate the equilibrium concentration of Fe3+ (in mol/L) mol/L 1 pts 提交答案 Tries 0/8 Calculate the equilibrium concentration of SCN (in mol/L). mol/L 1 pts [提交答案 Tries 0/8 Calculate the equilibrium concentration of...
problem #9 Calculate the equilibrium constant for the following reaction at 25°C. 2H2(g) + O2(g) 2H20cv) Given the following standard free-energy: H2O , -237.2 KJ/mol at 25°C. Problem #10. Given the following data at 25°C: substance sº (J/mol.K) AH', (KJ/mol) 240.45, 33.8 304.33 9.66 NO 249) N2O160) (a) Calculate the value of A Gº for the following reaction at 25°C: 2 NO2(9) N20 (9) (b) Is the formation of NO a spontaneous process at 25°C and standard-state conditions? (a) What...
A student determines the value of the equilibrium constant to be 8.47x10-37 for the following reaction. H2S(g) + 2H20(1)—+3H2(g) + SO2(g) Based on this value of Keg: AGº for this reaction is expected to be (greater, less) than zero. Calculate the free energy change for the reaction of 2.06 moles of H2S(g) at standard conditions at 298K. AGºrxn = kJ
56,57,58,59,60,61,62
56) For the reaction 3H2(g) + N2(g)s-2NH(g), determine the equilibrium constant at 600°C if at this temperature, the equilibrium concentrations are: [N2 453 M; H:-2.49 M and [NHs] 7.62 M 57) When a sample of aqueous hydrochloric acid was neutralized with aqueous sodium hydroxide in a calorimeter, the temperature of 100.0 g of water surrounding the reaction increased from 25.0°C to 31.50. If the specific heat of water is 1.00 calV(g.°C), calculate the quantity of energy in calories involved...
Please help with this question
5. Using the Reaction, Initial, Change, Equilibrium (RICE) table started for calculating equinor concentrations of the reaction shown. what is the expression for the equilibrium constant 2NOCI(g) S 2NO(g) + Cl2(g) [NOCIJ [NO] (C12] 0.20 M OM ом NOCH N ICHT d. 2 + (0.2-2x) e. 4x² (0.2–2x)2 x3 (0.2-x)? 4x 4x3 (0.2x)
I ACCIDENTALLY ASKED THE SAME QUESTION TWICE. PLEASE DO NOT
ANSWER
A reaction A(aq) +B(aq)C(aq) has a standard free-energy change of-3.38 kJ/mol at 25 °C. What are the concentrations of A, B, and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively? [A] м [B М [C М How would your answers change if the reaction had a standard free-energy change of +3.38 kJ/mol? There would be no...
1. Write down the equilibrium constant expressions, Ke and K, for each of the following reactions: (a) H(g)Cl(g) 2 HCl(g) (b) 2 C(s)+O2(g) 2 CO(g Ag (aq)Cl(aq) (c) AgCl(s) (d) 2 O(g) 3 0:(g) 2. A 1.0 L evacuated flask was charged with 0.020 mol of N,O, and 0.060 mol of NO2 at 25.0 C. After equilibrium was reached the NO2 concentration was found to be 0.0140 M. What is the equilibrium constant Ke for the reaction? N2O4(g) 2 NO:(g)...
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