For the First-Order Reaction,2N₂O(g)? 2N₂(g)+ O₂(g),what Is the Concentration of N₂O

question 128

Multiple Choice

For the first-order reaction,2N₂O(g) ? 2N₂(g) + O₂(g) ,what is the concentration of N₂O after 3 half-lives if $0.25$ mol of N₂O is initially placed into a 1.00 L reaction vessel?

• A)1.6 × 10^-2 mol L^-1
• B)3.1 × 10^-2 mol L^-1
• C)6.2 × 10^-2 mol L^-1
• D)1.2 × 10^-1 mol L^-1

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