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

Name: The rate constant for the decay of a radioactive isotope is 4.234 × 10 -3 /day.What is the half-life of this isotope?
Brand: Quizplus
Rating: 4.8 (46 reviews)

Question

Quizplus · Accepted Answer

The half-life (t₁/₂) of a radioactive isotope is calculated using the formula t₁/₂ = 0.693 / k, where k is the rate constant. Substituting the given rate constant, t₁/₂ = 0.693 / 4.234 × 10⁻³ = 163.7 days.

The Rate Constant for the Decay of a Radioactive Isotope