At a Given Temperature,a First-Order Reaction Has a Rate Constant

question 72

Multiple Choice

At a given temperature,a first-order reaction has a rate constant of 2.1 × 10^-3 s^-1.How long will it take for the reaction to be 25% complete?

• A) 660 s
• B) 2100 s
• C) 1500 s
• D) 59 s
• E) 140 s

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