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What is the mass of a hydrogen atom in kg?

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Quick Answer

In kilograms, the mass of a hydrogen atom is 1.67 times 10 to the power of negative 27 or 1.67 x 10-24 grams. That conversion is based on one atomic measurement unit of atomic mass for an atom of hydrogen.

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Full Answer

In grams, the mass of an atom of hydrogen is expressed as 1.67 x 10-24. The mass of an atom of hydrogen can also be expressed in molar mass units as one gram per mole. In kilograms, the molar mass of a hydrogen atom can be written as 0.001 kilograms per mole. An amu is equivalent to one dalton unit.

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