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The present estimate for the total mass of our Galaxy in units of solar mass is about

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The present estimate for the total mass of our Galaxy in units of solar mass is about

The present estimate for the total mass of our Galaxy in units of solar mass is about
A) 2.3 × 108. B) 1012. C) 1.1 × 1011. D) 1066.

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Discovering the Universe

Discovering the Universe

Edition: 7^th

Authors: Kaufmann, Comins

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