H,(g)+Cl2(g) → 2 HCl(g) at the temperature the engineer picks, the equilibrium constant K, for this reaction is 1.9. he engineer charges ("fills") three reaction vessels with hydrogen and chlorine, and lets the reaction begin. He then measures the composition of the mixture nside each vessel from time to time. His first set of measurements are shown in the table below. redict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel compound expected change in pressure pressure 288 atm Ot increase OI decrease O (no change) 4.17 atm O t increase O. decrease O (no change) HCI 3.82 atm O t increase OL decrease O (no change) 3.53 atma O 1 increase OL decrease o (ho change) $36 ami O increase 0, decrease O no change) HC 6.03 atm tincrense docrence Ino channg O O OC

H,(g)+Cl2(g) → 2 HCl(g) at the temperature the engineer picks, the equilibrium constant K, for this reaction is 1.9. he engineer charges ("fills") three reaction vessels with hydrogen and chlorine, and lets the reaction begin. He then measures the composition of the mixture nside each vessel from time to time. His first set of measurements are shown in the table below. redict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel compound expected change in pressure pressure 288 atm Ot increase OI decrease O (no change) 4.17 atm O t increase O. decrease O (no change) HCI 3.82 atm O t increase OL decrease O (no change) 3.53 atma O 1 increase OL decrease o (ho change) $36 ami O increase 0, decrease O no change) HC 6.03 atm tincrense docrence Ino channg O O OC

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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A chemical engineer is studying the following reaction: HCN(aq)+NH,(aq) → CN (aq)+NH(aq) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 1.0. The engineer charges ("fills") four reaction vessels with hydrogen cyanide and ammonia, 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 compound concentration expected change in concentration vessel HCN 0.06 M O f increase OI decrease O (no change) NH, 0.22 M f increase OI decrease (no change) A CN 0.97 M increase I decrease (no change) NH, 1.23 M f increase OI decrease O (no change) HCN 0.53 M f increase OI decrease (no change) NH, 0.69 M f increase O I decrease (no change) В CN 0.50 M t increase OI decrease O (no change) NH, 0.76 M f increase Ot decrease (no change)…
The equilibrium constant, K. for the following reaction is 10.5 at 350 K. 2CH,Cl,(g)CH4(g) + CC14(2) Calculate the equilibrium concentrations of reactant and products when 0.339 moles of CH,Cl, are introduced into a 1.00 L vessel at 350 K. [CH,Cl] =| |M [CH4] M [CC4] M
14). For the reaction below: 2NH3(g) = N2(g) + 3H2(g) We initially mixed 1 M of N2 gas and 2 M of H2 gas in a 1.0 L sealed flak and allowed the reaction to reach equilibrium. When equilibrium is established what are the terms representing each of the concentration of the gases? Or, another word, what are the terms at the Line E? + 3H2(g) 2 + 2x b. 2NH3(g) = N2(g) + 3H2(g) 1 + x 2NH3(g) = N2(g) 1 + x а. Line E: -2x 2 + x Line E: -2x + ЗН-(9) 2 - 3x d. c. Line E: 2x 2NH3(g) = N½(g) 1- x 2NH3(g) = N2(g) + 3H2(g) 2 - 2x 3H2(g) 2 - 3x 1-x Line E: 2x 2NH3(g) = N½(g) + 1 - 2x е. Line E: 2x
A chemical engineer is studying the following reaction: H₂(g)+I₂(g) → 2 HI(g) At the temperature the engineer picks, the equilibrium constant The engineer charges ("fills") three reaction vessels with hydrogen and iodine, 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 B C compound H₂ 1₂ HI H₂ 1₂ HI H₂ 1₂ HI pressure 2.39 atm 3.83 atm 4.71 atm 2.82 atm 4.26 atm 3.85 atm 3.81 atm 5.76 atm 5.21 atm expected change in pressure ↑ increase increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase for this reaction is 1.2. р ↑ increase ↑ increase ↓ decrease ↓decrease ↓ decrease ↓ decrease ↓decrease ↓ decrease ↓ decrease ↓decrease ↓ decrease X (no change) (no change) (no change) (no change) (no change) (no change) (no change) (no change)…
Knowing that [reactant]Ó = [reactant]initial - [reactant]onsumed And that Fe"(aq) + SCN'(aq) Ó Fe(SCN)+*(aq) Complete the table below and determine an average value for the equilibrium constant K. Exp#1 exp#2 exp#3 [Fe*1° (M) 1.65 x 10 1.65 x 103 1.65 x 103 [SCN]° (M) 3.30 x 10 6.60 x 10 9.90 x 104 [Fe(SCN)*jÓ (M) 9.00 x 105 1.78 x 10 2.67 x 10 [Fe*jó ISCNJÓ K Average K = Fe"(aq) + SCN (aq) ó Fe(SCN)**(aq) I 1.65 x 10 -9.00 x 10° 3.30 x 10 -9.00 x 105 C 0.00 +9.00 x 10 9.00 x 10$
The reaction quotient for a system is 3.9 x 103. If the equilibrium constant for the system is 2 x 10-4, what will happen as the reaction mixture approaches equilibrium? O a) There will be a net gain in reactant(s). O b) There will be a net gain in product(s). O C) The equilibrium constant will increase until it equals the reaction quotient. O a) The equilibrium constant will decrease until it equals the reaction quotient. e) There will be a net gain in both product(s) and reactant(s).
E8hstant from a heterogeneous. Iron(III) oxide and hydrogen react to form iron and water, Ilike this: Fe,0;(s)+3 H,(9)→2 Fe(s)+3H,O(g) At a certain temperature, a chemist finds that a 4.0 L reaction vessel containing a mixture of iron(III) oxide, hydrogen, iron, and water at equilibrium has following composition: compound amount Fe,O3 4.85 g H2 2.01 g Fe 3.53 g H,O 1.33 g Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K = | Explanation Check 2022 McGraw H LLC A Rights Reservedt Tem of Use acy Conter Accesbity Type here to search 99 C FIO Pr Sc 24 4. & he 7. 8. %3D Y U H K Alt Alt Chl
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 0.39. р 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 B C compound H₂2 C1₂ HCl H₂ C12 H Cl H₂ C1₂ H Cl pressure 2.00 atm 2.71 atm 2.34 atm 2.70 atm 3.41 atm 0.93 atm 2.66 atm 3.37 atm 1.00 atm expected change in pressure ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↓ decrease ↓ decrease ↓ decrease ↓decrease ↓decrease ↓decrease ↓decrease ↓decrease ↓ decrease (no change) (no change) (no change) (no change) (no change) (no change) (no…
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A chemical engineer is studying the following reaction: HCN(aq)+NH3(aq) → CN (aq)+NH (aq) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.91. The engineer charges ("fills") four reaction vessels with hydrogen cyanide and ammonia, 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 compound concentration expected change in concentration vessel HCN 0.64 M (O↑ increase O I decrease (no change) NH, 0.61 M O ↑ increase I decrease (no change) A CN 0.54 M ↑ increase O I decrease (no change) NH, 0.66 M O ↑ increase O Į decrease (no change) HCN 1.11 M O ↑ increase Į decrease (no change) NH, 1.08 M O ↑ increase O I decrease (no change) В CN 0.07 M O ↑ increase O Į decrease (no change) NHA 0.19 M O ↑ increase O I…
A chemical engineer is studying the following reaction: 2 NO(g)+2H2(g) → N,(9)+2H2O(g) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.0038. The engineer charges ("fills") four reaction vessels with nitrogen monoxide 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 compound pressure expected change in pressure vessel NO 7.58 atm f increase I decrease (no change) H2 8.02 atm f increase I decrease (no change) A N, 4.16 atm f increase I decrease (no change) H,0 2.79 atm f increase I decrease O (no change) NO 8.89 atm ↑ increase I decrease (no change) H2 9.33 atm f increase I decrease (no change) В N2 3.51 atm f increase I decrease (no change) H,0 1.48 atm f increase I decrease (no change) NO…
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