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    General Chemistry Principles
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    Exam 20: Chemical Kinetics
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    The Following Reaction Is First Order,C<sub>2</sub>H<sub>6</sub> → 2 CH<sub>3</sub>
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The Following Reaction Is First Order,C2H6 → 2 CH3

Question 32

Question 32

Multiple Choice

The following reaction is first order,C2H6 → 2 CH3.If the rate constant is equal to 5.5 × 10-4 s-1 at 1000 K,how long will it take for 0.35 mol of C2H6 in a 1.00 L container to decrease to 0.20 mol in the same container?


A) 4.5 min
B) 17 min
C) 53 min
D) 65 min

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