H has various meanings in the Chemistry category. Discover the full forms, definitions, and usage contexts of H in Chemistry.
Twenty-fourth part of a day Interval in which the hour angle of a heavenly body changes 15deg in respect to the hour circle of an observer Arc of 15deg of Equinoctial.
ChemistryAn element consisting of one electron and one proton. Hydrogen is the lightest of the elements and is the building block of the universe. Stars form from massive clouds of hydrogen gas.
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