![SOLVED: Radon, 222Rn , has a decay constant of λ = 2.1 x 10-6 s-1. What is its half-life? Select one: a. 5.7 years. b. 3.82 days. c. 3.8 hours d. 4.6 s. SOLVED: Radon, 222Rn , has a decay constant of λ = 2.1 x 10-6 s-1. What is its half-life? Select one: a. 5.7 years. b. 3.82 days. c. 3.8 hours d. 4.6 s.](https://cdn.numerade.com/ask_previews/5761040-482-d77f-5ea-1a22e3f6203_large.jpg)
SOLVED: Radon, 222Rn , has a decay constant of λ = 2.1 x 10-6 s-1. What is its half-life? Select one: a. 5.7 years. b. 3.82 days. c. 3.8 hours d. 4.6 s.
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