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Home Q & A Board Science-Related Homework Help Physics
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buidatsnpha buidatsnpha
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11 years ago
A supernova of luminosity 108 times the luminosity of the Sun is found in a distant galaxy.  If the supernova appears as bright as the Sun is at a distance of 5 kpc, what is the distance to the galaxy?
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bugnsproutbugnsprout
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11 years ago
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