Dinitrogentetraoxide Partially Decomposes According to the Following Equilibrium: N₂O₄ (G)

question 27

Multiple Choice

Dinitrogentetraoxide partially decomposes according to the following equilibrium: N₂O₄ (g) 2NO₂ (g)
A 1.00-L flask is charged with 0.0400 mol of N₂O₄. At equilibrium at 373 K, 0.0055 mol of N₂O₄ remains. K_eq for this reaction is __________.

• A)2.2 × 10^-4
• B)13
• C)0.22
• D)0.022
• E)0.87

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