The equilibrium constant kc for the reaction N2(g)+3H2(g) ⇌ 2NH3(g), which corresponds to the formation of...
The equilibrium constant kc for the reaction N2(g)+3H2(g) ⇌ 2NH3(g), which corresponds to the formation of ammonia by the Haber process, is 2.13 x 106 at 288k and 1.75 x 105 at 308 k. Calculate the standard enthalpy at 298k
Answer: -92,2 kJ/mol
Homework Answers
Add Answer to:
The equilibrium constant kc for the reaction
N2(g)+3H2(g) ⇌ 2NH3(g), which
corresponds to the formation of...
Consider the reaction: N2(g) + 3H2(g) <---> 2NH3(g) The Gibbs free energy of formation ((delta)Gfo) for...
Consider the reaction: N2(g) + 3H2(g) <---> 2NH3(g) The Gibbs free energy of formation ((delta)Gfo) for ammonia is -16.5 kJ/mol and the reaction is exothermic. Calculate the (delta)Gorxn and the equilibrium constant for the reaction and clearly state whether K increases or decreases with temperature.
3. Consider the ammonia production reaction, N2(g)+3H2(g) + 2NH3 (g). The equi- librium constant for this...
3. Consider the ammonia production reaction, N2(g)+3H2(g) + 2NH3 (g). The equi- librium constant for this reaction at 298K is 6.10 x 105. When the system starts with 2 mol of NH3 (no H, or N2), it reaches the equilibrium at the total pressure of 2.0 bar. (a) What is the mole fraction of each species at equilibrium? (b) If we increase the total pressure to 3.0 bar, will it be stimulating the decompo- sition of ammonia? Explain.
The equilibrium constant, Kc, for the following reaction is 6.30 at 723K. 2NH3(g) N2(g) + 3H2(g)...
The equilibrium constant, Kc, for the following reaction is 6.30 at 723K. 2NH3(g) N2(g) + 3H2(g) If an equilibrium mixture of the three gases in a 15.7 L container at 723K contains 0.284 mol of NH3(g) and 0.437 mol of N2, the equilibrium concentration of H2 is__________ M.
3. Consider the ammonia production reaction, N2(g)+3H2(g) = 2NH3 (g) The equi librium constant for this reaction at 298...
3. Consider the ammonia production reaction, N2(g)+3H2(g) = 2NH3 (g) The equi librium constant for this reaction at 298K is 6.10x 105. When the system starts with 2 mol of NH3 (no H2 or N2), it reaches the equilibrium at the total pressure of 2.0 bar (a) What is the mole fraction of each species at equilibrium? (b) If we increase the total pressure to 3.0 bar, will it be stimulating the decompo- sition of ammonia? Explain
Consider this reaction: N2(g) + 3H2(g) <==> 2NH3(g) If the Kc for the reaction is 4.5...
Consider this reaction: N2(g) + 3H2(g) <==> 2NH3(g) If the Kc for the reaction is 4.5 x 10^4 at 127 degrees celsius, what is the equilibrium constant, Kp at the same temperature?
Consider the chemical reaction 2NH3(g) ó N2(g) + 3H2(g). The equilibrium is to be established in...
Consider the chemical reaction 2NH3(g) ó N2(g) + 3H2(g). The equilibrium is to be established in a 50.0 L container at 1,000 K, where Kc = 4.0 × 10-2. Initially, 6.10 x 105 moles of NH3(g) are present. Calculate the amount of H2 presentat equilibrium. [H2] =_____
The value of the equilibrium constant Kc for the reaction N2(g)+3H2(g)⇌2NH3(g) changes in the following manner...
The value of the equilibrium constant Kc for the reaction N2(g)+3H2(g)⇌2NH3(g) changes in the following manner as a function of temperature Temperature (∘C) Kc 300 9.6 400 0.50 500 0.058 Part A Use the standard enthalpies of formation given in Appendix C to determine the ΔH for this reaction at standard conditions. Express your answer in kilojoules to two decimal places. Part B If 0.027 mole of gaseous NH3 is added to a 1.00 L container and heated to 500 ∘C,...
Consider the Haber synthesis of gaseous NH3 (ΔH∘f = -46.1 kJ/mol; ΔG∘f = -16.5 kJ/mol): N2(g)+3H2(g)→2NH3(g)...
Consider the Haber synthesis of gaseous NH3 (ΔH∘f = -46.1 kJ/mol; ΔG∘f = -16.5 kJ/mol): N2(g)+3H2(g)→2NH3(g) What are the equilibrium constants Kp and Kc for the reaction at 350 K ? You may assume that ΔH∘ and ΔS∘ are independent of temperature.
2. At 55°C, the equilibrium constant for the reaction N2(g) + 3H2(g) + 2NH3(g) is Kp=0.05....
2. At 55°C, the equilibrium constant for the reaction N2(g) + 3H2(g) + 2NH3(g) is Kp=0.05. What is the equilibrium constants Kc and Kp for the reaction 4NH3 + 2N2(g) + 6H2(g)? Kp = 400 Kc = 7.62 x 10 3. For the reaction given below, 10.00 moles of A and 25.00 moles of B are placed in a 5.00-L container at 120 °C. A(g) +2B(g) → C(g) At equilibrium, the concentration of A is 0.5 mol/L. What is the...
In the Haber process, ammonia is synthesized from nitrogen and hydrogen: N2(g) + 3H2(g) → 2NH3(g) ΔG° at 298 K for thi...
In the Haber process, ammonia is synthesized from nitrogen and hydrogen: N2(g) + 3H2(g) → 2NH3(g) ΔG° at 298 K for this reaction is -33.3 kJ/mol. The value of ΔG at 298 K for a reaction mixture that consists of 1.9 atm N2, 1.6 atm H2, and 0.65 atm NH3 is ________. -3.86 × 103 -1.8 -7.25 × 103 -104.5 -40.5
3. Consider the ammonia production reaction, N2(g)+3H2(g) + 2NH3 (g). The equi- librium constant for this reaction at 298K is 6.10 x 105. When the system starts with 2 mol of NH3 (no H, or N2), it reaches the equilibrium at the total pressure of 2.0 bar. (a) What is the mole fraction of each species at equilibrium? (b) If we increase the total pressure to 3.0 bar, will it be stimulating the decompo- sition of ammonia? Explain.
3. Consider the ammonia production reaction, N2(g)+3H2(g) = 2NH3 (g) The equi librium constant for this reaction at 298K is 6.10x 105. When the system starts with 2 mol of NH3 (no H2 or N2), it reaches the equilibrium at the total pressure of 2.0 bar (a) What is the mole fraction of each species at equilibrium? (b) If we increase the total pressure to 3.0 bar, will it be stimulating the decompo- sition of ammonia? Explain
2. At 55°C, the equilibrium constant for the reaction N2(g) + 3H2(g) + 2NH3(g) is Kp=0.05. What is the equilibrium constants Kc and Kp for the reaction 4NH3 + 2N2(g) + 6H2(g)? Kp = 400 Kc = 7.62 x 10 3. For the reaction given below, 10.00 moles of A and 25.00 moles of B are placed in a 5.00-L container at 120 °C. A(g) +2B(g) → C(g) At equilibrium, the concentration of A is 0.5 mol/L. What is the...
Most questions answered within 3 hours.
-
Evaluate each of the following transactions in terms of their
effect on assets, liabilities, and equity....
asked 5 minutes ago -
The random variable X has a uniform distribution with values
between 16 and 18. What is...
asked 6 minutes ago -
The amounts of nicotine in a certain brand of cigarette are
normally distributed with a mean...
asked 26 minutes ago -
The commercial lending department of First Bank made a
substantial loan to Alpha Company after obtaining...
asked 11 minutes ago -
For a reaction, reagents --->products, it's forwarding rate
(rate of products formation) is proportional to the...
asked 25 minutes ago -
5)
Typically,
there will need to be a rather high degree of coordination and
interaction among...
asked 20 minutes ago -
if the marginal revenue on each MRI is $2500, and the
marginal cost for each is...
asked 22 minutes ago -
What did Butler and Hobbes contribute to our understanding of
utilitarianism?
asked 27 minutes ago -
History
Lincoln's religious thought was almost exclusively shaped by his
Calvinist upbringing.
True
False
QUESTION 6...
asked 26 minutes ago -
In a two-way factorial ANOVA, the final F-ratio for
factor AxB is determined by dividing _____...
asked 27 minutes ago -
If 1.6g of CH4 reacts with oxygen gas to form water and carbon
dioxide what is...
asked 26 minutes ago -
Applying the content from Primal Leadership, and the format
Personal Change Plan on p. 110 Boyatzis...
asked 29 minutes ago