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What are the symbols for hydrogen and helium?
The symbol for hydrogen is H, representing the lightest element. The symbol for helium is He, known for being stable, non reactive, and commonly used in balloons and scientific applications.
Which is lighter - helium or hydrogen?
Helium is lighter than hydrogen. Helium has an atomic number of 2, which means it has two protons and two neutrons in its nucleus, making it lighter than hydrogen, which has only one proton in its nucleus.
What is the lighter element hydrogen or helium?
Hydrogen. It's first on the periodic table, with usually a sigle proton, and an atomic weight of 1.00794.
What does nuclear fusion convert hydrogen into?
Nuclear fusion converts hydrogen atoms into helium atoms. In the fusion process, hydrogen nuclei combine to form helium nuclei, releasing a large amount of energy in the form of heat and light.
What is colder helium or hydrogen?
At STP they are both at the same temperature. one is NOT colder than the other. However, helium condenses to a liquid at a much lower temperature than hydrogen's condensation point.
Why is helium safer then hydrogen for use in airships?
Helium is inert. Will not burn like hydrogen does so well.
When does hydrogen-helium fusion and helium-carbon fusion occur in stars like our sun?
When hydrogen stocks run out
Where are gases like hydrogen and helium most abundant?
Hydrogen and helium are the first elements produced in the universe after the big-bang.
What are the symbols for hydrogen and helium?
The symbol for hydrogen is H, representing the lightest element. The symbol for helium is He, known for being stable, non reactive, and commonly used in balloons and scientific applications.
What are the two main elements found in the stars?
Hydrogen and helium
What does a atom look like after nuclear fusion?
The most likely form of fusion to be successful on earth will be to produce helium from hydrogen isotopes. Helium has two protons and two neutrons in its nucleus.
Why helium gas is used in weather balloons but not hydrogen?
Because helium (He) is lighter than air and not flammable like Hydrogen (H) which is the lightest element.
What is the interior like on Neptune?
gas- helium & hydrogen
What is the main Atmosphere of Jupiter like?
hydrogen,helium.
Hydrogen and helium formulas?
Hydrogen is H2. Helium is He.
What is gas like?
Mercury is made up of Helium, Hydrogen, and other gases Mercury is made up of Helium, Hydrogen, and other gases
Does hairspray contain hydrogen and helium?
The propellant used in hair spay does not contain hydrogen gas or helium gas. Hairspray contains compounds that contain covalently bonded hydrogen.
