The Decomposition of N₂O(g) to Nitrogen and Oxygen Has the Rate

question 1

Multiple Choice

The decomposition of N₂O(g) to nitrogen and oxygen has the rate law where k = 1.1 × 10^-3 M^-1 s^-1 at 565 ^$\circ$ C. If the initial concentration of a sample of N₂O is 0.50 M, what is the concentration after one hour at 565 ^$\circ$ C?

• A) 9.5 × 10^-3 M
• B) 2.2 × 10^-3 M
• C) 0.029 M
• D) 0.17 M
• E) 0.46 M

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