helium (Q560)

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chemical element with the chemical symbol He and the atomic number of 2
  • He
  • element 2
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Language Label Description Also known as
English
helium
chemical element with the chemical symbol He and the atomic number of 2
  • He
  • element 2

Statements

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Helium
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4.5
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0.1785±0 kilogram per cubic metre
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180±1 metre per second
-268.9±0.1 degrees Celsius
965±1 metre per second
0±1 degrees Celsius
Helium
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4.002603±0 atomic mass unit

Identifiers

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