The First-Order Decomposition of N₂O₅ at 328 K Has a Rate

question 32

Multiple Choice

The first-order decomposition of N₂O₅ at 328 K has a rate constant of 1.70 × 10^-3 s^-1.If the initial concentration of N₂O₅ is 2.88 M,what is the concentration of N₂O₅ after 12.5 minutes?

• A) 0.124 M
• B) 0.805 M
• C) 2.82 M
• D) 0.355 M
• E) 0.174 M

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