A chemical engineer is studying the following reaction: N₂(0)+ 3H₂(0)2NH,(0) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.0026. The engineer charges ("fills") three reaction vessels with nitrogen and hydrogen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel compound N₂ H₂ NH, N₂ 1₂ NH, N₁ H₂ NH, pressure 47.06 am 25.70 atm 41.92 alm 46.75 atm 24.76 m 42.55 atm 46:40 am 23.71 m 43.25 am expected change in pressure 1 increase O 1 increase O decrease decrease 01 increase 01 increase decrease O decrease increase O decrease 1 increase Oi decrease DT increase of increase of increase O decrease decreases decrease X (no change) (no change) (no change) (no change) (no change) (no change) (no change) (no change) (no change). 5

A chemical engineer is studying the following reaction: N₂(0)+ 3H₂(0)2NH,(0) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.0026. The engineer charges ("fills") three reaction vessels with nitrogen and hydrogen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel compound N₂ H₂ NH, N₂ 1₂ NH, N₁ H₂ NH, pressure 47.06 am 25.70 atm 41.92 alm 46.75 atm 24.76 m 42.55 atm 46:40 am 23.71 m 43.25 am expected change in pressure 1 increase O 1 increase O decrease decrease 01 increase 01 increase decrease O decrease increase O decrease 1 increase Oi decrease DT increase of increase of increase O decrease decreases decrease X (no change) (no change) (no change) (no change) (no change) (no change) (no change) (no change) (no change). 5

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

Write the equilibrium constant expression. Solid carbon and carbon dioxide gas react and form carbon monoxide: C(s) + CO₂(g) = 2CO(g)
Using the general properties of equilibrium constants At a certain temperature, the equilibrium constant K for the following reaction is 924.: CO(g) + H₂O(g) → CO₂(g) + H₂(g) Use this information to complete the following table. Suppose a 17. L reaction vessel is filled with 0.75 mol of CO₂ and 0.75 mol of H₂. What can you say about the composition of the mixture in the vessel at equilibrium? What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. CO₂(g) + H₂(9) CO(g)+H₂O(g) What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. 3 CO(g) + 3H₂O(g) P 3 CO₂(g) + 3H₂(9) There will be very little CO and H₂O. There will be very little CO2 and H₂. Neither of the above is true. K = 0 K = 0 ■ x10 X ? 00. Ar 8.
A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 CH₂(g) C₂H₂(g) + 3H₂(g) K₂=2.x10-5 P He fills a reaction vessel at this temperature with 15. atm of methane gas. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of C₂H₂, using only the tools available to you within ALEKS? If you said yes, then enter the equilibrium pressure of C₂H₂ at right. Round your answer to 1 significant digit. yes no atm ☐ x10 X ?
At a certain temperature, the equilibrium constant K for the following reaction is 0.0096 : N,(8) + O,(g) – 2 NO(g) Use this information to complete the following table. Suppose a 13. L reaction vessel is filled with 0.89 mol of NO. What can you say about the composition of the mixture in the vessel at equilibrium? There will be very little N2 and 02. There will be very little NO. ? O Neither of the above is true. What is the equilibrium constant for the following reaction? Round your answer to 2 significant digits. K = 0 2 NO(9) N,(9)+0,(9) 1, What is the equilibrium constant for the following reaction? Round your answer to 2 significant digits. K = 0 2 N3(9)+20,(9) 4 NO(9) 1.
Ammonia will decompose into nitrogen and hydrogen at high temperature. An industrial chemist studying this reaction fills a 200. mL flask with 1.1 atm of ammonia gas, and when the mixture has come to equilibrium measures the partial pressure of hydrogen gas to be 1.2 atm. Calculate the pressure equilibrium constant for the decomposition of ammonia at the final temperature of the mixture. Round your answer to 2 significant digits. K = 0 P X Ś
Using the general properties of equilibrium constants At a certain temperature, the equilibrium constant k for the following reaction is 9.84 x 101: N,(g) + 0,(g) = 2 NO(g) Use this information to complete the following table. Suppose a 30. L reaction vessel is filled with 0.64 mol of N2 and There will be very little N, and O2. alo 0.64 mol of 0,. What can you say about the composition of the mixture in the vessel at equilibrium? There will be very little NO. Neither of the above is true. What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. K 2 NO(g) N3(9)+Og(9) What is the equilibrium constant for the following reaction? Round your answer to 3 significant digits. K = 3 N,(9)+30,(9) 6 NO(g)
A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 CH4 (g) 3H₂(g) + C₂H₂ (g) K₂=9. × 10-10 He fills a reaction vessel at this temperature with 5.0 atm of methane gas. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of H₂, using only the tools available to you within ALEKS? If you said yes, then enter the equilibrium pressure of H₂ at right. Round your answer to 1 significant digit. yes no atm X S ?
A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 6. N,(g) + 2H,0(g) 2 NO(g) + 2 H, (g) K,=7. × 10 He fills a reaction vessel at this temperature with 9.0 atm of nitrogen gas and 4.7 atm of water vapor. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of H,, using only the tools yes x10 available to you within ALEKS? no If you said yes, then enter the equilibrium pressure of H, at right. atm Round your answer to 1 significant digit.
For the equilibrium, 2NO(g)+2H₂(g)→→N₂(g)+2H₂O(g), what will happen if it were in a rigid vessel and argon gas (Ar) were added to the system? Assume temperature remains constant. there will be no change in the equilibrium O the equilibrium will shift toward reactants the equilibrium will be pushed forward there will be a change in the value of the equilibrium constant
Write the expression for the equilibrium constant K, for the following reaction. Enclose pressures in parentheses and do NOT write the chemical formula as a subscript. For example, enter (PNH, as (P NH3)?. If either the numerator or denominator is 1, please enter 1 2 Pb304(s) +→ 6 PbO(s) + O2(g) K =
Suppose a 500. mL flask is filled with 0.60 mol of CO, 0.30 mol of NO and 1.7 mol of CO,. The following reaction becomes possible: NO,(9) + CO(2) = No(g) + CO,(g) The equilibrium constant K for this reaction is 0.953 at the temperature of the flask. Calculate the equilibrium molarity of NO. Round your answer to two decimal places. 0.37 M ?
Daniela A chemical engineer is studying the following reaction: 2 H,S(g)+302(g) → 2 SO2(g)+2H,O(g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 2.0. The engineer charges ("fills") four reaction vessels with hydrogen sulfide and oxygen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel compound expected change in pressure pressure H, S 1.52 atm O t increase O I decrease O (no change) 0, 8.80 atm O t increase O I decrease O (no change) A so, 9.53 atm O t increase O I decrease O (no change) H,0 5.94 atm O f increase O I decrease O (no change) H, S 0.79 atm O t increase O I decrease O (no change) 6.91 atm Ot increase O l'decrease O (no change) so, 8.61 atm O t increase O I decrease O (no change) H,0…