Recent Examples of hydrogen from the Web
The light arose from the collision between a remarkably energetic neutrino – a wraithlike subatomic particle moving close to the speed of light – and the nucleus of a hydrogen or oxygen atom deep within the ice.
Researchers believe that about half of the carbon remains in its pure form while the rest of it binds with hydrogen, creating either greasy aliphatic carbon or gaseous naphthalene, the stuff used in mothballs.
Previously, Cassini detected lighter, gassy molecules such as methane and ethane, which contain one or two carbon atoms and a smattering of hydrogens; these molecules weigh in at around 15 atomic mass units.
The money would buy hydrogen fuel cell buses for AC Transit’s fleet, reducing pollution along bus routes in the East Bay.
The basis of the project is to remove oxygen from carbon dioxide in order to create more oxygen in the atmosphere as well as an alternate fuel source in hydrogen.
Introduced in 1909, the pH scale — officially, the power of hydrogen — measures the acidity or alkalinity of a substance.
But the sun will remain relentless, as spots of clouds will hover overhead but don't count on much respite from that burning ball of hydrogen in the sky.
White dwarfs, for instance, are the shrunken, cooling and superdense remains of sun-sized stars that have run out of hydrogen to fuse.
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HYDROGEN Defined for English Language Learners
Definition of hydrogen for English Language Learners
: a chemical element that has no color or smell and that is the simplest, lightest, and most common element
HYDROGEN Defined for Kids
History for hydrogen
medical Definition of hydrogen
hydrogenousplay \hī-ˈdräj-ə-nəs\ adjective
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