The Rate Constant for the Decay of a Radioactive Isotope

question 171

Multiple Choice

The rate constant for the decay of a radioactive isotope is 4.234 × 10^-3/day.What is the half-life of this isotope?

• A) 327.4 days
• B) 409.2 days
• C) 81.84 days
• D) 163.7 days
• E) None of these

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