hydrogen is majorly in h2o
hydrogen is most commonly found as a part of water with oxygen.
I think it is hydrogen
Hydrogen and Helium.
Because it's the most simple.
Oxygen, hydrogen, halogens
The element for hydrogen is H. It is the lightest and most abundant element in the universe, commonly found in water molecules and hydrocarbons.
Oxygen, hydrogen, halogens
Hydrogen is the element commonly found in the Earth's crust, living matter, oceans, and atmosphere. Mercury, neon, and argon are also found in various environments, but hydrogen is the most abundant element in these specific areas.
golf ball
oceans
the compounds that are found on Neptune are Hydrogen, Metane, Hydrogen deteride, and Ethane
The two most common ones are hydrogen and helium gas