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    Chemistry
  3. Study Set
    General Chemistry Principles
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    Exam 20: Chemical Kinetics
  5. Question
    The First-Order Reaction,2 N<sub>2</sub>O(g)→ 2 N<sub>2</sub>(g)+ O<sub>2</sub>(g),has a Rate Constant
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The First-Order Reaction,2 N2O(g)→ 2 N2(g)+ O2(g),has a Rate Constant

Question 42

Question 42

Multiple Choice

The first-order reaction,2 N2O(g) → 2 N2(g) + O2(g) ,has a rate constant equal to 0.76 s-1 at 1000 K.How long will it take for the concentration of N2O to decrease to 12% of its initial concentration?


A) 0.62 s
B) 2.8 s
C) 6.3 s
D) 8.4 s

Correct Answer:

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