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Hydrogen and fluorine react to form hydrogen fluoride, like this: H₂(g)+F₂(g) → 2 HF (g) The reaction is exothermic. Suppose a mixture of H₂, F2 and HF 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 HF will The temperature is lowered. The pressure of H₂ will go up. go down. not change. ? shift in equilibrium O to the right Oto the left ○ (none) to the right Oto the left O (none) x

Hydrogen and fluorine react to form hydrogen fluoride, like this: H₂(g)+F₂(g) → 2 HF (g) The reaction is exothermic. Suppose a mixture of H₂, F2 and HF 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 HF will The temperature is lowered. The pressure of H₂ will go up. go down. not change. ? shift in equilibrium O to the right Oto the left ○ (none) to the right Oto the left O (none) x

Introduction to General, Organic and Biochemistry
Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter7: Reaction Rates And Chemical Equilibrium
Section: Chapter Questions
Problem 7.81P
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Hydrogen and fluorine react to form hydrogen fluoride, like this: H₂(g)+F₂(g) → 2 HF (g) 2 The reaction is exothermic. Suppose a mixture of H₂, F₂ and HF 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 HF will The temperature is lowered. The pressure of H₂ will ✓ ? go up. go down. not change. ? U ↑ shift in equilibrium оо X to the right to the left (none) to the right to the left (none) Ś
Transcribed Image Text:Hydrogen and fluorine react to form hydrogen fluoride, like this: H₂(g)+F₂(g) → 2 HF (g) 2 The reaction is exothermic. Suppose a mixture of H₂, F₂ and HF 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 HF will The temperature is lowered. The pressure of H₂ will ✓ ? go up. go down. not change. ? U ↑ shift in equilibrium оо X to the right to the left (none) to the right to the left (none) Ś
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We have been given perturbations in given table and we have been asked to complete table. Exothermic reactions are the reactions in which there is release of heat energy in a reaction.

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