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Aloiza [94]
3 years ago
11

Which condition in a nebula would prevent nuclear fusion

Chemistry
1 answer:
White raven [17]3 years ago
3 0

this is not my work

-Brooks Nelson

Brooks Nelson, Chemist at University of Florida

Answered Oct 12, 2018 · Author has 368 answers and 54.1k answer views

My limited understanding is you need pressure, temperature and enough elements that can fuse. If the temperature and pressure aren't high enough and/or you don't have enough elements that can fuse, then no fusion.

In fact I've never heard of fusion in a nebula, only in a star. The exception being a brown dwarf, which is considered substellar at 10 to 90 Jupiters in mass, and they can fuse deuterium (if over 13J) and also lithium (if over 60 J). But the burn through all of it in about 10 million years and wouldn't emit light like a main sequence star would.

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