Methane and hydrogen sulfide react to form carbon disulfide and hydrogen, like this: CH, (g)+2H,S(g) → cs,(2)+4H,(g) Suppose a mixture of CH,, H,S, CS, and H, 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 CH, will Some CS, is removed. to the left The pressure of H,S will O (none) to the right The pressure of H,S will Some CH, is added. to the left The pressure of CS, will O (none)

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter16: Thermodynamics: Directionality Of Chemical Reactions
Section: Chapter Questions
Problem 105QRT
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Methane and hydrogen sulfide react to form carbon disulfide and hydrogen, like this:
CH, (g)+2H,S(g) → cs,(2)+4H,(g)
Suppose a mixture of CH,, H,S, CS, and H, 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 CH, will
Some CS, is removed.
to the left
The pressure of H,S will
O (none)
to the right
The pressure of H,S will
Some CH, is added.
to the left
The pressure of CS, will
O (none)
Transcribed Image Text:Methane and hydrogen sulfide react to form carbon disulfide and hydrogen, like this: CH, (g)+2H,S(g) → cs,(2)+4H,(g) Suppose a mixture of CH,, H,S, CS, and H, 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 CH, will Some CS, is removed. to the left The pressure of H,S will O (none) to the right The pressure of H,S will Some CH, is added. to the left The pressure of CS, will O (none)
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