About the Solver

This calculator uses the standard radioactive decay formula:

N(t) = N₀ × (0.5)^{(t / t_½)}

N(t): Remaining quantity after time t.
N₀: Initial quantity.
t: Elapsed time.
t_½: Half-life of the substance.

Note: Ensure units are consistent for both time (t) and half-life (t½).

Half-Life Calculator

Scientific Radioactive Decay Solver

Variables

Solve For

Initial (N₀)

Remaining (Nₜ)

Time (t)

Half-Life (t½)

Result: Remaining Amount (Nₜ)

50.00

Breakdown

Calculating...