One Method for the Decomposition of Carbon Dioxide Proceeds as Follows

question 7

Multiple Choice

One method for the decomposition of carbon dioxide proceeds as follows:
2CO₂(g)
2CO(g) + O₂(g) ; ΔH = 559 kJ
Which of the following changes will cause an increase in the equilibrium concentration of CO?

• A)adding more O₂ to the system
• B)adding a catalyst
• C)removing CO₂ from the system
• D)increasing the pressure of the system at constant temperature
• E)increasing the temperature of the system

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