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Because helium is light, people use it to make blimps and weather balloons float in the air. Deep-sea divers breathe a mixture of helium and oxygen underwater. The helium helps to prevent divers from getting poisoned by too much oxygen.
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Kids learn about the element helium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of helium.
Learn about helium balloons, noble gases, the helium atom, the balloon boy hoax, space related helium storage tanks, how helium can change a person’s voice and much more with our range of helium facts and information.
31 Αυγ 2018 · What is helium used for, and where does it come from? Learn facts about this noble gas, including how it causes balloons to float, its surprising uses in med...
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19 Οκτ 2023 · What is helium used for, and where does it come from? Learn facts about this noble gas, including how it causes balloons to float, its surprising uses in medicine and exploration, and how its limited availability on Earth could affect science and industry.
Helium is a gas at room temperature. The symbol for helium is He. The atomic number for helium is 2. The standard atomic weight of helium is 4.002602 u. Helium is in the noble gas group on the periodic table. Helium is a period 1 chemical element, which is the first row on the periodic table.
