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The universe refers to the cosmos; all of space-time and that which exists as part of it. Alternatively, it can refer to the observable universe, which only contains the part we can see. Questions tagged with this should ask about physics at scales the size of the universe or specific properties of the universe

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How much lead is there in the universe?

I know there is around $10^{80}$ atoms in the observable universe, but is there any estimate the amount of lead in the universe (within a couple magnitudes of $10$)? …
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