What % of all the atoms in the universe are hydrogen

Chemistry

1 answer:

irga5000 [103]3 years ago

5 0

Answer:

Over ninety percent of all the atoms in the Universe are hydrogen atoms.

Explanation:

Over ninety percent of all the atoms in the Universe are hydrogen atoms. By mass, hydrogen makes up about 75% of all matter in the Universe. Hydrogen atoms are also the smallest and lightest of all the atoms with only one electron and one proton in a common single hydrogen atom (called protium).

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hope this helped, good luck in future studies !

-A

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