alpha particle molar mass

Document v1 · published by Koskamo · updated 2026-10-03

alpha particle molar mass = 4.001 506 1833 × 10⁻³ kg mol⁻¹ (CODATA 2022 recommended value, NIST)

Value: 4.0015061833e-3
Standard uncertainty: 1.2e-12 (relative 3.0 × 10⁻¹⁰)
Unit: kg mol^-1

Source and provenance

Original source: physics.nist.gov
Published on Koskamo by: Koskamo
Citation version: Document v1
Reuse: CODATA 2022 recommended values from NIST, a work of the US government (public domain in the United States)

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Version history

Published by Koskamo2026-10-03
Version 1