4 HBr(g) + O2(g) 2 Br(g) + 2H₂O(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen bromide, oxygen, bromine, and water has the following composition: compound pressure at equilibrium HBr 70.2 atm 02 49.8 atm Br₂ 46.5 atm H₂O 75.7 atm Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K-0 =

4 HBr(g) + O2(g) 2 Br(g) + 2H₂O(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen bromide, oxygen, bromine, and water has the following composition: compound pressure at equilibrium HBr 70.2 atm 02 49.8 atm Br₂ 46.5 atm H₂O 75.7 atm Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K-0 =

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...

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Nitrogen and water react to form nitrogen monoxide and hydrogen, like this: N2(9) + 2 H,O(g) 2 NO(g) + 2 H2(g) → Also, a chemist finds that at a certain temperature the equilibrium mixture of nitrogen, water, nitrogen monoxide, and hydrogen has the following composition: compound pressure at equilibrium N2 92.2 atm H,O 76.1 atm NO 19.3 atm H2 33.6 atm Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K = 0
Hydrogen and chlorine react to form hydrogen chloride, like this: H,(g) + Cl,(g) 2 HCl(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, chlorine, and hydrogen chloride has the following composition: compound concentration at equilibrium 0.86 M Cl, 0.30 M HC1 1.9 M Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits. K = 0
Hydrogen chloride decomposes to form hydrogen and chlorine, like this: 2 HCl(g) - H2(9) + Cl,(9) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen chloride, hydrogen, and chlorine has the following composition: compound concentration at equilibrium HC1 0.49 M H, 1.9M Cl, 0.10M Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K̟ = 0
Nitrogen and hydrogen react to form ammonia, like this: N,(g) + 3 H,(g) → 2 NH,(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of nitrogen, hydrogen, and ammonia has the following composition: compound pressure at equilibrium N2 82.3 atm H2 38.7 atm NH3 73.0 atm Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits.
The equilibrium constant, Kc, for the following reaction is 57.6 at 277 K. 2CH₂Cl₂ (g) CH4 (9) + CCl4 (9) When a sufficiently large sample of CH₂Cl₂ (g) is introduced into an evacuated vessel at 277 K, the equilibrium concentration of CC14 (g) is found to be 0.383 M. Calculate the concentration of CH₂Cl₂ in the equilibrium mixture. [CH₂Cl₂] = M
Bromine and water react to form hydrogen bromide and oxygen, like this: 2 Br, (g) + 2 H,0(g) - 4 HBr(g) + 0,(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of bromine, water, hydrogen bromide, and oxygen has the following composition: compound pressure at equilibrium Br, 49.2 atm H,0 80.9 atm HBr 94.3 atm O2 62.5 atm Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits. * = 0
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)
Mercury and oxygen react to form mercury(II) oxide, like this: 2 Hg(1)+O2(9)→2 HgO(s) At a certain temperature, a chemist finds that a 10. L reaction vessel containing a mixture of mercury, oxygen, and mercury(II) oxide at equilibrium has the following composition: compound amount Hg 12.7 g O2 13.4 g HgO 15.5 g Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits. K = | Submit Assignm Continue O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center| Access 43.203 FEB 19 MacBook Air
Consider the following equilibrium system at 817 K. SO2 Cl2 (g) 2 SO2(g) + Cl2 (g) If an equilibrium mixture of the three gases at 817 K contains 1.60 x 10-3 M SO2 Cl2, 3.57 x 10-2 SO2, and 2.12 x 10-2 M Cl2, what is the value of the equilibrium constant К? M K =
11. At a certain temperature, the equilibrium constant K for the following reaction is 9.0 x 10-8: N₂(g) + O₂(g) 2 NO(g) L Use this information to complete the following table. Suppose a 22. L reaction vessel is filled with 1.1 mol of NO. 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 2 significant digits. 2 NO(g) N₂(9) + O₂(9) What is the equilibrium constant for the following reaction? Round your answer to 2 significant digits. 3 N₂(9)+30₂(9) 6 NO(g) Explanation # acBook Pro Check O There will be very little N₂ and 0₂. O There will be very little NO. O Neither of the above is true.. K = 0 K = 0 © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center → a x10 alo Accessibility Ar
Nitrogen and hydrogen react to form ammonia, like this: N,(9) + 3 H,(g) → 2 NH3(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of nitrogen, hydrogen, and ammonia has the following composition: compound concentration at equilibrium N2 1.4M H2 0.81 M NH3 1.9M Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K. = 0 ?
A chemical engineer is studying the following reaction: H₂(g) + Cl₂(g) → 2 HCl(g) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.83. The engineer charges ("fills") three reaction vessels with hydrogen and chlorine, and lets the reaction begin. He then measures the composition of the mixture inside each vessel from time to time. His first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel A C compound H₂ Cl₂ HCI H₂ CL₂ HCI H₂ CL₂ HCI pressure 4.00 atm 1.97 atm 3.36 atm 4.27 atm 2.82 m 3.84 atm 1.81 atm 3.69 atm expected change in pressure 1 increase O decrease decrease Of increase Of increase Ⓒ↓ decrease Of increase O decrease decrease O1 increase Ot increase O decrease Of increase O decrease Of increase O decrease decrease Of increase O (no change) (no change) O(no change) (no change) (no change) (no change) (no change) (no…