Potassium-40 Half-Life Calculator | Nuclear Decay Calculator
Calculate the decay rate and remaining quantity of Potassium-40 (⁴⁰K). Half-life of 1250000000 years. Free online calculator for nuclear decay calculations.
Potassium-40 (⁴⁰K)
Half-Life: 1250000000 years
Keychron V1 QMK Custom Mechanical Keyboard
A versatile 75% layout wireless mechanical keyboard. Perfect for programming with Mac/Windows compatibility and exceptional build quality.
About Potassium-40
Naturally occurring radioisotope used in K-Ar dating method for geological samples.
Applications
- Geological dating
- Age determination of rocks
- Archaeological dating
- Soil analysis
Decay Constants
λ = 0.000000
Decay constant in units of years⁻¹
τ = 1803368801.111204
Mean lifetime in years
Decay Formula
N(t) = N₀ × (1/2)^(t/1250000000)
Where:
N(t) = Quantity remaining at time t
N₀ = Initial quantity
t = Time in years
Related Elements
About this Calculator
Calculate the decay rate and remaining quantity of Potassium-40 (⁴⁰K). Half-life of 1250000000 years. Free online calculator for nuclear decay calculations.