Iodine-131 Half-Life Calculator | Nuclear Decay Calculator
Calculate the decay rate and remaining quantity of Iodine-131 (¹³¹I). Half-life of 8.02 days. Free online calculator for nuclear decay calculations.
Iodine-131 (¹³¹I)
Half-Life: 8.02 days
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Shop NowAbout Iodine-131
Common medical isotope used in thyroid treatments and diagnostics.
Applications
- Thyroid cancer treatment
- Medical imaging
- Diagnostic procedures
- Radiation therapy
Decay Constants
λ = 0.086427
Decay constant in units of days⁻¹
τ = 11.570414
Mean lifetime in days
Decay Formula
N(t) = N₀ × (1/2)^(t/8.02)
Where:
N(t) = Quantity remaining at time t
N₀ = Initial quantity
t = Time in days
Related Elements
About this Calculator
Calculate the decay rate and remaining quantity of Iodine-131 (¹³¹I). Half-life of 8.02 days. Free online calculator for nuclear decay calculations.
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Iodine-131 half-life¹³¹I decay calculatorIodine-131 decay ratenuclear decay calculatorradioactive decay