The Decomposition of N₂O₅ in Solution in Carbon Tetrachloride Proceeds

question 103

Multiple Choice

The decomposition of N₂O₅ in solution in carbon tetrachloride proceeds via the reaction
2N₂O₅ (soln) → 4NO₂ (soln) + O₂ (soln)
The reaction is first order and has a rate constant of 4.82 × 10^-3 s^-1 at 64°C.If the reaction is initiated with 0.058 mol in a 1.00-L vessel,how many moles remain after 151 s?

• A)0.055 M
• B)0.060 M
• C)0.028 M
• D)12 M
• E)2.0 × 10³ M

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