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Hydrogen has an average atomic mass of 1.008 amu and has 3 known isotopes
(Hydrogen-1. Hydrogen-2, and Hydrogen-3), which isotope is the most abundant? Justi

Respuesta :

Answer:

Hydrogen-1

Protium is the most abundant isotope of hydrogen.The abundances of protium, deuterium and tritium are 99.984%,0.016% and 10 to the power –15 respectively.