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What is the chemical formula of helium gas?
What is the chemical formula of helium gas? He Properties Of HeliumChemical formulaHeMolecular weight4.003 g/molChemical namesAtomic helium, Helium-4, and p-HeliumDensity0.1786 g/LElectronic configuration1s2 How is helium liquefied? To create the liquid…