Consider the following equilibrium:N204(g) =2NO2(g)Suppose two different experiments were conducted on this equilibrium, at twodifferent temperatures.Trial Temperature Initial Moles of N204 Equilibrium Moles of N204125°C1.000.81555°C1.000.500What conclusion may be drawn from the above data?O Kc> Kp at all temperatures.The reaction is exothermic.The forward reaction proceeds faster than the reverse reaction.OKp =D1 at 55°C.O The equilibrium constant increases with increasing temperature.

Answered: Image /qna-images/answer/f7231616-9970-4847-94d9-42d472abe170.jpg

Consider the following equilibrium: N204(8) = 2NO2(g) Suppose two different experiments were conducted on this equilibrium, at two different temperatures. Trial Temperature Initial Moles of N204 Equilibrium Moles of N204 1 25°C 1.00 0.815 2 55°C 1.00 0.500 What conclusion may be drawn from the above data? K> K, at all temperatures. The reaction is exothermic. The forward reaction proceeds faster than the reverse reaction. Kp = 1 at 55°C. The equilibrium constant increases with increasing temperature.

Consider the following equilibrium: N204(8) = 2NO2(g) Suppose two different experiments were conducted on this equilibrium, at two different temperatures. Trial Temperature Initial Moles of N204 Equilibrium Moles of N204 1 25°C 1.00 0.815 2 55°C 1.00 0.500 What conclusion may be drawn from the above data? K> K, at all temperatures. The reaction is exothermic. The forward reaction proceeds faster than the reverse reaction. Kp = 1 at 55°C. The equilibrium constant increases with increasing temperature.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Show the three step mechanism to form the major product only for the radical bromination shown below. label the initiation, propagation, and termination steps. draw the FULL electron pushing mechanism with ALL intermediates, lone pairs, and formal charges clearly labelled. Show ALL electron pushing arrows and label the nucleophile and electrophile where appropriate for non-radical mechanisms.
1. The diagrams below represent the following reversible chemical reaction: H2(g) + 12 (g) =2 HI (g) At 448 °C, the equilibrium constant, K, for this reaction is 51 Initial Conditions: Temperature = 448 °C Volume of the container = 2.0 L 0 = 1 mole H2 (g) = 1 mole I2 (g) 00 00 .. 00 00 •. What is the initial molar concentration of hydrogen. [H:]? What is the initial molar concentration of iodide, [I2]? M This system will reach equilibrium when rate of the forward reaction is equal to the rate of the reverse reaction. Write the equilibrium constant expression, Kc, for this reaction: Calculate the equilibrium concentrations for H;(g), I (g) and HI (g) H2(g}_ + l2 (g) 2 HI (g) [H2] [L2] [HI Initial Change Equilibrium +2x -X-
For the reaction H2(g) + Br2(g) =2 HBr(g), Kc = 81.4 at 385°C. If [H2] = [Br2] = [HBr] = 2.4 x 10-4 M at 385°C, which one of the following is correct? %3D [HBr] increases as the system approaches equilibrium. [H2] and [HBr] decreases as the system moves toward equilibrium. [H2] and [Br2] increases as the system approaches equilibrium. There is not enough information given to make a determination. [HBr] and [Br2] increases as the system approaches equilibrium. The system is at equilibrium.
O KINETICS AND EQUILIBRIUM Using the small x approximation to solve equilibrium problems A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 NO(g) + Cl,(g) 2 NOCI(g) K,=2. x 107 He fills a reaction vessel at this temperature with 8.0 atm of nitrogen monoxide gas and 9.7 atm of chlorine gas. Use this data to answer the guestions in the table below. O yes Can you predict the equilibrium pressure of NOCI, using only the tools available to you within ALEKS? O no If you said yes, then enter the equilibrium pressure of NOCI at right. Round your answer to 1 significant digit. atm II
Nitrogen monoxide and ozone react to form nitrogen dioxide and oxygen, like this: NO(g) + O₂(g) → NO₂(g) + O₂(g) The reaction is exothermic. Suppose a mixture of NO, O3, NO₂ and O₂ has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation change in composition The temperature is raised. The pressure of O3 will The temperature is lowered. ? The pressure of NO₂ will ? shift in equilibrium O to the right to the left O (none) O to the right to the left O (none) X
Consider the reaction: 2S (s) + 30₂ (9)2SO3(g) Write the equilibrium constant for this reaction in terms of the equilibrium constants, K₁ and K₂, for the reactions below: 3 80 For answers with both a subscript and a superscript, enter the subscript first. For example, enter K if the first equilibrium constant should be squared. K = E D S(s) + O2(g) → SO₂(g) K₁ SO₂(g) + 1/2O₂(g) SO3(9) K₂ 13 с Submit Answer $ 888 FA F4 R F Show Hint V Retry Entire Group 9 more group attempts remaining % 5 T Cengage Learning Cengage Technical Support F G 6 B MacBook Air FO Y H & 7 N F7 U J * 00 8 ➤11 FO I M ( 9 V K O < H дв ) O L F10 question. P command F11 A ; Previous { + alt #2 “ . ? option Save and Exit I 1 delete 1 ente re
Methane and water react to form carbon monoxide and hydrogen, like this: CH2(g)+H₂O(g) CO(g)+3H2(g) Suppose a mixture of CH 4, H2O, CO and H2 has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation change in composition shift in equilibrium to the right The pressure of CH4 will ? to the left Some CO is added. The pressure of H2O will ? (none) to the right The pressure of H2O will ? Some CH4 is removed. to the left The pressure of CO will ? (none)
14. The following reaction is allowed to come to equilibrium and then the volume is increased. Predict the effect of the indicated volume change once equilibrium is restored. H2O(g) + CO2(g) double arrow H2CO3(g) The reaction will shift right. The reaction will shift left. There will be no effect. Effect can not be determined from information provided.
Nitrosyl bromide decomposes to NO and Br2 in an endothermic process (A,H° = 16.3 kJ/mol-rxn). 2 NOBr(g) ⇒ 2 NO(g) + Br2 (g) Predict the effect of the following changes on the position of the equilibrium; that is, state which way the equilibrium will shift (left, right, or no change) when each of the following changes is made. a. adding more NOBr(g) shift left shift right O no change b. adding more Br₂(g) shift left shift right O no change c. increasing the volume of the reaction flask shift left shift right O no change d. lowering the temperature shift left shift right O no change
*****
Carbon disulfide and oxygen react to form carbon dioxide and sulfur dioxide, like this: CS₂(g) +30₂(g) CO₂(g) +2SO₂(g) Suppose a mixture of CS2, O2, CO2 and SO₂ has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation Some O₂ is added. - Some CO₂ is removed. change in composition The pressure of CS₂ will The pressure of CO₂ will The pressure of CS₂ will The pressure of O₂ will ? ? ? ? ↑ ↑ ↑ ↑ shift in equilibrium X O OOO to the right to the left (none) to the right to the left O (none)
Consider the following equilibrium: CO(g) + NO2(g) ↔ CO2(g) + NO(g) At a specific temperature the equilibrium concentrations where determined to be: [CO] = 0.0033M [NO2] = 0.021M [CO2] = 0.59M [NO] = 0.59M a- Calculate the value of the equilibrium constant b- Describe the position of the equilibrium