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Amount of substance
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Length
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SI brochure, Appendix 1, section 2.6
14th CGPM, 1971, Resolution 3
: SI unit of amount of substance (mole)
Note: At its 1980 meeting, the CIPM approved the report of the 7th meeing of the CCU (1980) specifying that, in this definition, it is understood that unbound atoms of carbon 12, at rest and in their ground state, are referred to.
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