The Rate Constant for the Decay of a Radioactive Isootope

question 87

Multiple Choice

The rate constant for the decay of a radioactive isootope is 4.226 × 10^-3 / day.What is the half-life of of this isotope?

• A)328.0 days
• B)410.0 days
• C)82.00 days
• D)164.0 days
• E)none of these

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