The Reaction System CS₂(g) + 4H₂(g) ⇄ CH₄(g) + 2H₂S(g)

question 18

Multiple Choice

The reaction system CS₂(g) + 4H₂(g) ⇄ CH₄(g) + 2H₂S(g)
Is at equilibrium. Which of the following statements describes the behavior of the system if the partial pressure of hydrogen is doubled?

• A)As equilibrium is reestablished, the partial pressure of carbon disulfide increases.
• B)As equilibrium is reestablished, the partial pressure of methane, CH ₄, decreases.
• C)As equilibrium is reestablished, the partial pressure of hydrogen decreases.
• D)As equilibrium is reestablished, the partial pressure of hydrogen sulfide decreases.
• E)As equilibrium is reestablished, all the partial pressures will decrease.

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Definitions:

Cap-And-Trade

An environmental policy mechanism that sets a cap on emissions and allows businesses to buy and sell permits for the right to emit.

Carbon Tax

A tax imposed on the carbon content of fuels to mitigate environmental impacts of carbon dioxide emissions.

Carbon Dioxide Emissions

Carbon dioxide emissions are the release of CO2 into the atmosphere, primarily from burning fossil fuels, which contribute to global warming and climate change.

Allocative Efficiency

A state of resource allocation where it is impossible to make any one individual better off without making someone else worse off, ensuring that resources are used for producing the goods and services most desired by society.