Half-Life Calculator
Calculate radioactive decay, remaining quantity, decay constant (λ), and half-life elapsed time
Half-Life & Radioactive Decay Calculator
Calculate remaining quantity, decay constant (λ), decayed amount, and time elapsed using N(t) = N₀(1/2)^(t / t½).
About Half-Life Calculator
Calculate half-life and radioactive decay using N(t) = N₀(1/2)^(t/t½). Computes remaining quantity, decayed amount, decay constant, and mean lifetime.
How to Use Half-Life Calculator
- 1Enter initial quantity (N₀), half-life (t½), and elapsed time (t).
- 2View remaining amount, decayed amount, and decay constant (λ).
- 3Copy full decay report.
Related Math Tools
View all Math ToolsScientific Calculator
Advanced scientific calculator with trigonometric, logarithmic, and memory functions
Quadratic Equation Solver
Solve ax² + bx + c = 0 with real and complex roots, vertex, and interactive parabola plot
Linear Equation Solver
Solve single variable linear equations (ax + b = c) and 2x2 linear systems
More Free Tools
Document Converter
Convert documents files between DOC, DOCX, HTML, PDF, TXT formats
Image Converter
Convert images files between AVIF, GIF, HEIF, ICO, JPEG, JPG, PNG, TIF, TIFF, WEBP formats
Video Converter
Convert videos files between AVI, DVR, MKV, MOV, MP4, WEBM formats