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mylen [45]
3 years ago
8

Explain how hydrogen and helium nuclei were first formed in the universe.

Biology
2 answers:
Inessa [10]3 years ago
7 0
The low mass, elements hydrogen, and helium were produced in the hot, dense conditions of the birth of universe itself. The birth, life, and death of a star are described in terms of nuclear reactions. The chemical elements that make up the matter we observe throughout the universe were created in these reactions.
Serggg [28]3 years ago
7 0
Hydrogen and helium nuclei were formed in the universe through a process called nucleosynthesis. deuterium ( a hydrogen isoptope) nuclei were formed when protons and neutrons combined. neutrons combined with deuterium nuclei to form tritium. a proton would then fuse with tritium to form helium nuclei.
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