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Why is helium called helium?
The element was first discovered from the spectrum of the sun so it was named after the Sun Helios.
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Helium 4 and helium 3 are?
Two of the naturally occurring isotopes of the element helium.
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How much helium is in a helium tank?
The amount of helium in a tank depends on how big the tank is (volume), the pressure of the helium and its temperature. It is calculated from the ideal gas equation with allowance for compressibility.
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Who discovered helium and where was helium discovered?
Historical discovery Discovered: Pierre Janssen first obtained evidence of the existence of helium during the solar eclipse of 1868 when he detected an unknown yellow line in the solar spectrum...
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Where is Helium?
Helium gas is found on Earth trapped under ground in the rocks and it is also found in the Sun.