Chemistry

Instant, private, and free

Carbon Dating Calculator.

Estimate radiocarbon age from remaining fraction and an explicit isotope half-life.

On-device calculationNo signup
01

Set your values

Results update as you type.

Estimated age: 5,730 years

Estimated age

0.000000years
Decay constant: 0.000121 1/year

Decay constant

0.0000001/year

Educational chemistry arithmetic only. Keep units consistent and verify assumptions against your laboratory or course specification.

FAQs

What does this calculator assume?

Estimate radiocarbon age from remaining fraction and an explicit isotope half-life. Inputs are shown with explicit units; verify the model against your course or laboratory specification.