A chemical engineer is studying the following reaction: 4 HC1(9)+0,(9) → 2H,0(9)+2C1,(9) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.17. The engineer charges ("fills") four reaction vessels with hydrogen chloride and oxygen, 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 pressure expected change in pressure vessel HCl 5.78 atm ↑ increase Į decrease (no change) 7.61 atm f increase | decrease (no change) H,0 8.53 atm f increase decrease (no change) Cl, 8.02 atm ↑ increase | decrease (no change) нсі 8.76 atm ↑ increase decrease (no change) 8.36 atm f increase I decrease (no change) H,0 7.05 atm f increase I decrease (no change) Cl, 6.54 atm f increase I decrease (no change) нсі 8.40 atm f increase I decrease O (no change) 8.27 atm I decrease (no change) increase H,0 7.23 atm OĮ decrease O (no change) f increase Cl, 6.72 atm I decrease O (no change) increase

A chemical engineer is studying the following reaction: 4 HC1(9)+0,(9) → 2H,0(9)+2C1,(9) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.17. The engineer charges ("fills") four reaction vessels with hydrogen chloride and oxygen, 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 pressure expected change in pressure vessel HCl 5.78 atm ↑ increase Į decrease (no change) 7.61 atm f increase | decrease (no change) H,0 8.53 atm f increase decrease (no change) Cl, 8.02 atm ↑ increase | decrease (no change) нсі 8.76 atm ↑ increase decrease (no change) 8.36 atm f increase I decrease (no change) H,0 7.05 atm f increase I decrease (no change) Cl, 6.54 atm f increase I decrease (no change) нсі 8.40 atm f increase I decrease O (no change) 8.27 atm I decrease (no change) increase H,0 7.23 atm OĮ decrease O (no change) f increase Cl, 6.72 atm I decrease O (no change) increase

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 12.40PAE: Because carbonic acid undergoes a second ionization, the student in Exercise 12.39 is concerned that...

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