Universe
Universe
11th Edition
ISBN: 9781319039448
Author: Robert Geller, Roger Freedman, William J. Kaufmann
Publisher: W. H. Freeman
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Chapter 26, Problem 28Q
To determine

To explain: The occurrence of fusion since 15 minutes of the Big Bang for the first time in the stars of the first generations, when these are believed to be formed after 100 million years of the Big Bang.

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Assume the observable Universe is charge neutral, and that it contains n nuclei (hydrogen plus helium nuclei, ignoring other elements).  Take the helium mass fraction as 1/4.  How many electrons are there in the observable Universe?  Enter your answer in scientific notation with one decimal place.   Values:  n = 1*10^80
Assume the observable Universe is charge neutral, and that it contains n nuclei (hydrogen plus helium nuclei, ignoring other elements).  Take the helium mass fraction as 1/4.  How many electrons are there in the observable Universe?  Enter your answer in scientific notation with one decimal place. Value:  n = 4*1080
Is the concept of Big Bang already a perfect scientific theory to explain the existence of theuniverse?
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