The $\Delta$ G ^$\circ$ of Atomic Oxygen Is 230 $\Delta$ S ^$\circ$ Is 118 J/mol

question 9

Multiple Choice

The $\Delta$ G ^$\circ$ of atomic oxygen is 230.1 kJ/mol,and $\Delta$ S ^$\circ$ is 118 J/mol . K.In the stratosphere,however,the product gas-phase oxygen predominates.Why? O₂(g) $\leftrightarrows$ 2 O(g)

• A)Photochemical energy of UV light drives the equilibrium forward.
• B)Low pressures drive the equilibrium forward.
• C)Low partial pressures make the reverse rate very small.
• D)None of the above are correct.
• E)All of the above are correct.

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