If the universe had a density equal to its estimatedcritical density of 9 1030 g/cm3
Chapter 16, Problem 43(choose chapter or problem)
If the universe had a density equal to its estimatedcritical density of 9 1030 g/cm3, and if it were composedentirely of one-solar-mass stars (mass 2.0 1030 kg) distributed uniformly across the universe,what would be the distance between stars? Compareyour result with the density of stars in the neighborhoodof the sun and comment on the result.
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