At Constant Pressure, the Reaction

question 19

Multiple Choice

At constant pressure, the reaction
2NO₂(g) → N₂O₄(g)
Is exothermic. The reaction (as written) is

• A) spontaneous at low temperatures but not at high temperatures.
• B) spontaneous at high temperatures but not at low temperatures.
• C) always spontaneous.
• D) never spontaneous.

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