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22-01-2021
Chemistry

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A typical galaxy is a collection of about a hundred billion stars spanning a diameter of about -
A. 1 AU
B. 3DO AU
c. 1 light-year
D. 100,000 light-years

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22-01-2021

Answer:

D

Explanation:

ive watched this on a national geo show. But remind me again what is 1 Au and 3DO AU i forgot...

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