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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.

단계별 가이드

  1. 1Input decay rate or half-life
  2. 2Calculate remaining amount over time
  3. 3Apply exponential decay

풀어진 예시

입력
10 gram sample, 10-day half-life
결과
5g after 10 days
Radioactive decay

피해야 할 일반적인 실수

  • Not double-checking results
  • Ignoring edge cases

자주 묻는 질문

What does this calculator do?

Input values

How do I use this calculator?

System calculates

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