For the reaction A(l) <--->A(g), the equilibrium constant is 0.111 at 25.0◦C and 0.333 at 50.0◦C. Making the approximation that the variations in enthalpy and entropy do not change with the temperature, at what temperature will the equilibrium constant be equal to 2.00? (answer = 374 K)
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For the reaction A(l) <--->A(g), the equilibrium constant is 0.111 at 25.0◦C and 0.333 at 50.0◦C....
Determine the value of the equilibrium constant, for the reaction CO2 (g) ⇌ C (s) + O2 (g), K = ? by making use of the following information: 2 CO2 (g) + 2 H2O (l) ⇌ CH3COOH (l) + 2 O2 (g), K1 = 5.00 2 H2 (g) + O2 (g) ⇌ 2 H2O (l), K2 = 100.0 CH3COOH (l) ⇌ 2 C(s) + 2 H2 (g) + O2 (g), K3 = 2.00
The equilibrium constant for the chemical equation N2(g)+3H2(g)−⇀↽−2NH3(g) is Kp=0.111 at 231 ∘C. Calculate the value of Kc for the reaction at 231 ∘C.
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...
For the reaction A(g) ⇋ B(g) + C(g), the equilibrium constant is 1.80 at 25.0oC and 4.27 at 75.0oC. Assuming ΔH and ΔS do not change with the temperature, calculate the value of the equilibrium constant at 50.0oC and the value of ΔSuniverse at 50.0oC.
For the reaction A(g) ⇋ B(g) + C(g), the equilibrium constant is 1.80 at 25.0oC and 4.81 at 75.0oC. Assuming ΔH and ΔS do not change with the temperature, calculate the value of the equilibrium constant at 50.0oC and the value of ΔSuniverse at 50.0oC.
For the reaction A(g) ⇋ B(g) + C(g), the equilibrium constant is 1.80 at 25.0oC and 4.80 at 75.0oC. Assuming ΔH and ΔS do not change with the temperature, calculate the value of the equilibrium constant at 50.0oC and the value of ΔSuniverse at 50.0oC.
For the reaction A(g) ⇋ B(g) + C(g), the equilibrium constant is 1.78 at 25.0oC and 4.62 at 75.0oC. Assuming ΔH and ΔS do not change with the temperature, calculate the value of the equilibrium constant at 50.0oC and the value of ΔSuniverse at 50.0oC.
1A) Determine the value of the equilibrium constant, Kgoal, for the reaction CO2(g)⇌C(s)+O2(g), Kgoal=? by making use of the following information: 1. 2CO2(g)+2H2O(l)⇌CH3COOH(l)+2O2(g), K1 = 5.40×10−16 2. 2H2(g)+O2(g)⇌2H2O(l), K2 = 1.06×1010 3. CH3COOH(l)⇌2C(s)+2H2(g)+O2(g), K3 = 2.68×10−9 1B) Determine the equilibrium constant, Kgoal, for the reaction 4PCl5(g)⇌P4(s)+10Cl2(g), Kgoal=? by making use of the following information: P4(s)+6Cl2(g)⇌4PCl3(g), K1=2.00×1019 PCl5(g)⇌PCl3(g)+Cl2(g), K2=1.13×10−2 1C) For a certain reaction, Kc = 8.28×10−5 and kf= 2.12×10−2 M−2⋅s−1 . Calculate the value of the reverse rate constant, kr, given that the reverse...
Part A Determine the value of the equilibrium constant, Kgoal, for the reaction CO2(g)⇌C(s)+O2(g), Kgoal=? by making use of the following information: 1. 2CO2(g)+2H2O(l)⇌CH3COOH(l)+2O2(g), K1 = 5.40×10−16 2. 2H2(g)+O2(g)⇌2H2O(l), K2 = 1.06×1010 3. CH3COOH(l)⇌2C(s)+2H2(g)+O2(g), K3 = 2.68×10−9 Express your answer numerically. Part B Determine the equilibrium constant, Kgoal, for the reaction 4PCl5(g)⇌P4(s)+10Cl2(g), Kgoal=? by making use of the following information: P4(s)+6Cl2(g)⇌4PCl3(g), K1=2.00×1019 PCl5(g)⇌PCl3(g)+Cl2(g), K2=1.13×10−2 Express your answer numerically.
3. Calculate the change in entropy when 50.0 g of ethanol at 50.0 °C is poured into 70.0 g of ethanol at 10.0°C in an isolated vessel given that Cp.m is 111.5 J/mol K. a) Determine the final temperature of the system. (ANS: 299.9 K) b) Calculate the entropy change for the process (ANS: AS = 273.8 kJ/mole)