Consider the Following First Order Reaction for the Decomposition of Dinitrogen

question 14

Multiple Choice

Consider the following first order reaction for the decomposition of dinitrogen pentoxide:
N₂O₅(g) 2 NO₂ (g) + O₂(g) At 70 C, the rate constant, k , for this reaction equals 6.82 * 10^-3 s^-1 . If the initial concentration of N₂O₅ equals 0.0125 M, how long would it take for the concentration of N₂O₅ to reduce to 0.00500 M?

• A) 6.25×10 ^{- 3} sec
• B) 58.3 sec
• C) 102 sec
• D) 134 sec
• E) 177 sec

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Definitions:

Soft Tissue Compression

The application of pressure to soft tissues, often used in medical treatments as a method to reduce swelling or improve circulation.

Tissue Layer

Different strata of cells that together form various organs and parts of the body, such as skin, muscle, and mucosal layers.

Adhere

To stick firmly to a surface or substance, or to follow closely or faithfully.

Nonblanchable Redness

A skin condition where red spots or patches do not turn white when pressed, often an early indicator of pressure injury.