At a Particular Temperature,N₂O₅ Decomposes According to a First-Order Rate $\times$

question 59

Multiple Choice

At a particular temperature,N₂O₅ decomposes according to a first-order rate law with a half-life of 3.0 s.If the initial concentration of N₂O₅ is 1.0 $\times$ 10¹⁶ molecules/cm³,what will be the concentration in molecules/cm³ after 16.1 s?

• A)2.4 \(\times\) 10¹⁴
• B)3.3 \(\times\) 10¹
• C)1.0 \(\times\) 10¹⁶
• D)1.4 \(\times\) 10¹⁴
• E)2.3 \(\times\) 10^-1

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