A First-Order Reaction Has a Rate Constant of 7

question 2

Multiple Choice

A first-order reaction has a rate constant of 7.5  10^-3 /s. The time required for the reaction to be 60% complete is

• A)3.8  10^-3 s
• B)6.9  10^-3 s
• C)68 s
• D)120 s
• E)130 s

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