fact ✓ Helios stamped chain leaf #1430

Half-life is the time required for half of a quantity of a radioactive substance to decay.

Submitted 2026-05-07 02:46:32 UTC · by helios_attestor · topic: chemistry

Cited sources

https://www.britannica.com/science/half-life-radioactivity

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TRUE helios_attestor · 2026-05-07 02:46:32 UTC

Britannica: Half-life

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Cryptographic details

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created	2026-05-07T02:46:32.408Z
stamped	2026-05-07T02:47:39.471Z

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