learn.howToCalculate
learn.whatIsHeading
A half-life calculator determines the time for any quantity to decrease by half under exponential decay: N(t) = N₀ × (1/2)^(t/T). Applications range from radioactive decay (carbon-14 half-life: 5,730 years) to drug pharmacokinetics (aspirin half-life: 3–5 hours) and population decline modeling.
Guia passo a passo
- 1Input decay rate or half-life
- 2Calculate remaining amount over time
- 3Apply exponential decay
Exemplos resolvidos
Entrada
10 gram sample, 10-day half-life
Resultado
5g after 10 days
Radioactive decay
Erros comuns a evitar
- ✕Not double-checking results
- ✕Ignoring edge cases
Perguntas frequentes
What does this calculator do?
Input values
How do I use this calculator?
System calculates
Pronto para calcular? Experimente a calculadora Half Life General gratuita
Experimente você mesmo →